102100110111012 has 24 divisors (see below), whose sum is σ = 256559251048576. Its totient is φ = 31415418495648.

The previous prime is 102100110111011. The next prime is 102100110111067. The reversal of 102100110111012 is 210111011001201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (102100110111011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327243942508 + ... + 327243942819.

Almost surely, 2^{102100110111012} is an apocalyptic number.

102100110111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102100110111012 is an abundant number, since it is smaller than the sum of its proper divisors (154459140937564).

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

102100110111012 is a wasteful number, since it uses less digits than its factorization.

102100110111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654487885347 (or 654487885345 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 102100110111012 its reverse (210111011001201), we get a palindrome (312211121112213).

The spelling of 102100110111012 in words is "one hundred two trillion, one hundred billion, one hundred ten million, one hundred eleven thousand, twelve".