102021112012210 has 32 divisors (see below), whose sum is σ = 191778945235200. Its totient is φ = 39002247755328.

The previous prime is 102021112012189. The next prime is 102021112012213. The reversal of 102021112012210 is 12210211120201.

It is not an unprimeable number, because it can be changed into a prime (102021112012213) 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, 181063785 + ... + 181626364.

It is an arithmetic number, because the mean of its divisors is an integer number (5993092038600).

Almost surely, 2^{102021112012210} is an apocalyptic number.

102021112012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021112012210 is a deficient number, since it is larger than the sum of its proper divisors (89757833222990).

102021112012210 is a wasteful number, since it uses less digits than its factorization.

102021112012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362691402.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102021112012210 its reverse (12210211120201), we get a palindrome (114231323132411).

The spelling of 102021112012210 in words is "one hundred two trillion, twenty-one billion, one hundred twelve million, twelve thousand, two hundred ten".