102111100020222 has 32 divisors (see below), whose sum is σ = 209763259670400. Its totient is φ = 33113712355488.

The previous prime is 102111100020187. The next prime is 102111100020233. The reversal of 102111100020222 is 222020001111201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21452272 + ... + 25776387.

It is an arithmetic number, because the mean of its divisors is an integer number (6555101864700).

Almost surely, 2^{102111100020222} is an apocalyptic number.

102111100020222 is an abundant number, since it is smaller than the sum of its proper divisors (107652159650178).

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

102111100020222 is a wasteful number, since it uses less digits than its factorization.

102111100020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47238440.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102111100020222 its reverse (222020001111201), we get a palindrome (324131101131423).

The spelling of 102111100020222 in words is "one hundred two trillion, one hundred eleven billion, one hundred million, twenty thousand, two hundred twenty-two".