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2020223222120 = 2351013791319407
BaseRepresentation
bin11101011001011110101…
…100000000000101101000
321011010112211101222101202
4131121132230000011220
5231044404121101440
64144024442503332
7265646005025225
oct35313654000550
97133484358352
102020223222120
117098543839a4
12287648804b48
131186772671ac
146daca68094c
153783d63d615
hex1d65eb00168

2020223222120 has 64 divisors (see below), whose sum is σ = 4602622867200. Its totient is φ = 797976748800.

The previous prime is 2020223222113. The next prime is 2020223222153. The reversal of 2020223222120 is 212223220202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2020223222092 and 2020223222101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 871457 + ... + 2190863.

It is an arithmetic number, because the mean of its divisors is an integer number (71915982300).

Almost surely, 22020223222120 is an apocalyptic number.

2020223222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020223222120 is an abundant number, since it is smaller than the sum of its proper divisors (2582399645080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020223222120 is a wasteful number, since it uses less digits than its factorization.

2020223222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319898 (or 1319894 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2020223222120 its reverse (212223220202), we get a palindrome (2232446442322).

The spelling of 2020223222120 in words is "two trillion, twenty billion, two hundred twenty-three million, two hundred twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 101 202 379 404 505 758 808 1010 1516 1895 2020 3032 3790 4040 7580 15160 38279 76558 153116 191395 306232 382790 765580 1319407 1531160 2638814 5277628 6597035 10555256 13194070 26388140 52776280 133260107 266520214 500055253 533040428 666300535 1000110506 1066080856 1332601070 2000221012 2500276265 2665202140 4000442024 5000552530 5330404280 10001105060 20002210120 50505580553 101011161106 202022322212 252527902765 404044644424 505055805530 1010111611060 2020223222120