122102220121102 has 32 divisors (see below), whose sum is σ = 197660897280000. Its totient is φ = 56235226524768.

The previous prime is 122102220121093. The next prime is 122102220121127. The reversal of 122102220121102 is 201121022201221.

It is a super-2 number, since 2×122102220121102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122102220121102.

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 15 ways as a sum of consecutive naturals, for example, 109034299 + ... + 110148457.

It is an arithmetic number, because the mean of its divisors is an integer number (6176903040000).

Almost surely, 2^{122102220121102} is an apocalyptic number.

122102220121102 is a deficient number, since it is larger than the sum of its proper divisors (75558677158898).

122102220121102 is a wasteful number, since it uses less digits than its factorization.

122102220121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123120.

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

Adding to 122102220121102 its reverse (201121022201221), we get a palindrome (323223242322323).

The spelling of 122102220121102 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred twenty million, one hundred twenty-one thousand, one hundred two".