102222100020010 has 32 divisors (see below), whose sum is σ = 190809990478800. Its totient is φ = 39382354583040.

The previous prime is 102222100019971. The next prime is 102222100020031. The reversal of 102222100020010 is 10020001222201.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 78067420922929 + 24154679097081 = 8835577^2 + 4914741^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430798261 + ... + 431035480.

Almost surely, 2^{102222100020010} is an apocalyptic number.

102222100020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102222100020010 is a deficient number, since it is larger than the sum of its proper divisors (88587890458790).

102222100020010 is a wasteful number, since it uses less digits than its factorization.

102222100020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861834186.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102222100020010 its reverse (10020001222201), we get a palindrome (112242101242211).

The spelling of 102222100020010 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred million, twenty thousand, ten".