102040433100 has 72 divisors (see below), whose sum is σ = 328041104720. Its totient is φ = 27210781440.

The previous prime is 102040433093. The next prime is 102040433161. The reversal of 102040433100 is 1334040201.

It is a super-2 number, since 2×102040433100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 18893677 + ... + 18899076.

Almost surely, 2^102040433100 is an apocalyptic number.

102040433100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102040433100 is an abundant number, since it is smaller than the sum of its proper divisors (226000671620).

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

102040433100 is a wasteful number, since it uses less digits than its factorization.

102040433100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37792776 (or 37792763 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 102040433100 its reverse (1334040201), we get a palindrome (103374473301).

The spelling of 102040433100 in words is "one hundred two billion, forty million, four hundred thirty-three thousand, one hundred".