102221122121222 has 16 divisors (see below), whose sum is σ = 165131566635840. Its totient is φ = 47177511270912.

The previous prime is 102221122121213. The next prime is 102221122121231. The reversal of 102221122121222 is 222121221122201.

It is an interprime number because it is at equal distance from previous prime (102221122121213) and next prime (102221122121231).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60321947 + ... + 61993382.

It is an arithmetic number, because the mean of its divisors is an integer number (10320722914740).

Almost surely, 2^{102221122121222} is an apocalyptic number.

102221122121222 is a deficient number, since it is larger than the sum of its proper divisors (62910444514618).

102221122121222 is a wasteful number, since it uses less digits than its factorization.

102221122121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122347487.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 102221122121222 its reverse (222121221122201), we get a palindrome (324342343243423).

The spelling of 102221122121222 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred twenty-one thousand, two hundred twenty-two".