102220012212222 has 64 divisors (see below), whose sum is σ = 215404728192000. Its totient is φ = 32294201616768.

The previous prime is 102220012212209. The next prime is 102220012212239. The reversal of 102220012212222 is 222212210022201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19114272 + ... + 23870387.

It is an arithmetic number, because the mean of its divisors is an integer number (3365698878000).

Almost surely, 2^{102220012212222} is an apocalyptic number.

102220012212222 is an abundant number, since it is smaller than the sum of its proper divisors (113184715979778).

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

102220012212222 is a wasteful number, since it uses less digits than its factorization.

102220012212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42984945.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 102220012212222 its reverse (222212210022201), we get a palindrome (324432222234423).

The spelling of 102220012212222 in words is "one hundred two trillion, two hundred twenty billion, twelve million, two hundred twelve thousand, two hundred twenty-two".