102100021200210 has 64 divisors (see below), whose sum is σ = 267320973064320. Its totient is φ = 24751098631680.

The previous prime is 102100021200181. The next prime is 102100021200211. The reversal of 102100021200210 is 12002120001201.

It is not an unprimeable number, because it can be changed into a prime (102100021200211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16986084 + ... + 22197456.

It is an arithmetic number, because the mean of its divisors is an integer number (4176890204130).

Almost surely, 2^{102100021200210} is an apocalyptic number.

102100021200210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102100021200210 is an abundant number, since it is smaller than the sum of its proper divisors (165220951864110).

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

102100021200210 is a wasteful number, since it uses less digits than its factorization.

102100021200210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5270763.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102100021200210 its reverse (12002120001201), we get a palindrome (114102141201411).

The spelling of 102100021200210 in words is "one hundred two trillion, one hundred billion, twenty-one million, two hundred thousand, two hundred ten".