122102221102100 has 36 divisors (see below), whose sum is σ = 265057578187584. Its totient is φ = 48823237123680.

The previous prime is 122102221102091. The next prime is 122102221102109. The reversal of 122102221102100 is 1201122201221.

It is an interprime number because it is at equal distance from previous prime (122102221102091) and next prime (122102221102109).

It is a super-2 number, since 2×122102221102100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122102221102109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220363382 + ... + 220916781.

Almost surely, 2^{122102221102100} is an apocalyptic number.

122102221102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122102221102100 is an abundant number, since it is smaller than the sum of its proper divisors (142955357085484).

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

122102221102100 is a wasteful number, since it uses less digits than its factorization.

122102221102100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441282944 (or 441282937 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122102221102100 its reverse (1201122201221), we get a palindrome (123303343303321).

The spelling of 122102221102100 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred twenty-one million, one hundred two thousand, one hundred".