102113221100 has 36 divisors (see below), whose sum is σ = 241729846008. Its totient is φ = 37132080000.

The previous prime is 102113221081. The next prime is 102113221103. The reversal of 102113221100 is 1122311201.

It is not an unprimeable number, because it can be changed into a prime (102113221103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46414001 + ... + 46416200.

Almost surely, 2^102113221100 is an apocalyptic number.

102113221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102113221100 is an abundant number, since it is smaller than the sum of its proper divisors (139616624908).

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

102113221100 is a wasteful number, since it uses less digits than its factorization.

102113221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92830226 (or 92830219 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 102113221100 its reverse (1122311201), we get a palindrome (103235532301).

The spelling of 102113221100 in words is "one hundred two billion, one hundred thirteen million, two hundred twenty-one thousand, one hundred".