102220121212102 has 16 divisors (see below), whose sum is σ = 153402756940224. Its totient is φ = 51085873800000.

The previous prime is 102220121212087. The next prime is 102220121212201. The reversal of 102220121212102 is 201212121022201.

It is a self number, because there is not a number n which added to its sum of digits gives 102220121212102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40660227 + ... + 43100977.

It is an arithmetic number, because the mean of its divisors is an integer number (9587672308764).

Almost surely, 2^{102220121212102} is an apocalyptic number.

102220121212102 is a deficient number, since it is larger than the sum of its proper divisors (51182635728122).

102220121212102 is a wasteful number, since it uses less digits than its factorization.

102220121212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450655.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102220121212102 its reverse (201212121022201), we get a palindrome (303432242234303).

The spelling of 102220121212102 in words is "one hundred two trillion, two hundred twenty billion, one hundred twenty-one million, two hundred twelve thousand, one hundred two".