102110100101010 has 96 divisors (see below), whose sum is σ = 295897999138560. Its totient is φ = 24278810171904.

The previous prime is 102110100100963. The next prime is 102110100101021. The reversal of 102110100101010 is 10101001011201.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102110100100983 and 102110100101001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1756250602 + ... + 1756308741.

It is an arithmetic number, because the mean of its divisors is an integer number (3082270824360).

Almost surely, 2^{102110100101010} is an apocalyptic number.

102110100101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102110100101010 is an abundant number, since it is smaller than the sum of its proper divisors (193787899037550).

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

102110100101010 is a wasteful number, since it uses less digits than its factorization.

102110100101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512559392 (or 3512559389 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 102110100101010 its reverse (10101001011201), we get a palindrome (112211101112211).

The spelling of 102110100101010 in words is "one hundred two trillion, one hundred ten billion, one hundred million, one hundred one thousand, ten".