102021212123110 has 32 divisors (see below), whose sum is σ = 209872556085312. Its totient is φ = 34978643251200.

The previous prime is 102021212123107. The next prime is 102021212123113. The reversal of 102021212123110 is 11321212120201.

It is an interprime number because it is at equal distance from previous prime (102021212123107) and next prime (102021212123113).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102021212123113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79038910 + ... + 80319310.

It is an arithmetic number, because the mean of its divisors is an integer number (6558517377666).

Almost surely, 2^{102021212123110} is an apocalyptic number.

102021212123110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021212123110 is an abundant number, since it is smaller than the sum of its proper divisors (107851343962202).

102021212123110 is a wasteful number, since it uses less digits than its factorization.

102021212123110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418688.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 102021212123110 its reverse (11321212120201), we get a palindrome (113342424243311).

The spelling of 102021212123110 in words is "one hundred two trillion, twenty-one billion, two hundred twelve million, one hundred twenty-three thousand, one hundred ten".