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1020200210010 = 232523492850343
BaseRepresentation
bin11101101100010001010…
…10111100111001011010
310121112022111200102020100
432312020222330321122
5113203332223210020
62100401251040230
7133464340463412
oct16661052747132
93545274612210
101020200210010
11363734470733
1214587aba0076
13752872a2227
1437541167642
151b80ed7da90
hexed88abce5a

1020200210010 has 48 divisors (see below), whose sum is σ = 2767847531904. Its totient is φ = 260224980576.

The previous prime is 1020200209981. The next prime is 1020200210041. The reversal of 1020200210010 is 100120020201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1020200209974 and 1020200210001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 246423102 + ... + 246427241.

It is an arithmetic number, because the mean of its divisors is an integer number (57663490248).

Almost surely, 21020200210010 is an apocalyptic number.

1020200210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020200210010 is an abundant number, since it is smaller than the sum of its proper divisors (1747647321894).

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

1020200210010 is a wasteful number, since it uses less digits than its factorization.

1020200210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492850379 (or 492850376 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1020200210010 its reverse (100120020201), we get a palindrome (1120320230211).

The spelling of 1020200210010 in words is "one trillion, twenty billion, two hundred million, two hundred ten thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 23 30 45 46 69 90 115 138 207 230 345 414 690 1035 2070 492850343 985700686 1478551029 2464251715 2957102058 4435653087 4928503430 7392755145 8871306174 11335557889 14785510290 22178265435 22671115778 34006673667 44356530870 56677789445 68013347334 102020021001 113355578890 170033368335 204040042002 340066736670 510100105005 1020200210010