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1123232102020 = 225712763173909
BaseRepresentation
bin10000010110000101110…
…110011011011010000100
310222101020222100211102201
4100112011312123122010
5121400334404231040
62220001122044244
7144102511223260
oct20260566333204
93871228324381
101123232102020
113a33a626a106
121618341a9684
1381bc6c813c2
143c516b330a0
151e34035ba9a
hex10585d9b684

1123232102020 has 48 divisors (see below), whose sum is σ = 2716983521280. Its totient is φ = 382075795584.

The previous prime is 1123232101993. The next prime is 1123232102039. The reversal of 1123232102020 is 202012323211.

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, 31569175 + ... + 31604734.

It is an arithmetic number, because the mean of its divisors is an integer number (56603823360).

Almost surely, 21123232102020 is an apocalyptic number.

1123232102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123232102020 is an abundant number, since it is smaller than the sum of its proper divisors (1593751419260).

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

1123232102020 is a wasteful number, since it uses less digits than its factorization.

1123232102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63174052 (or 63174050 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1123232102020 its reverse (202012323211), we get a palindrome (1325244425231).

The spelling of 1123232102020 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-two million, one hundred two thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 127 140 254 508 635 889 1270 1778 2540 3556 4445 8890 17780 63173909 126347818 252695636 315869545 442217363 631739090 884434726 1263478180 1768869452 2211086815 4422173630 8023086443 8844347260 16046172886 32092345772 40115432215 56161605101 80230864430 112323210202 160461728860 224646420404 280808025505 561616051010 1123232102020