122121110022102 has 12 divisors (see below), whose sum is σ = 264595738381260. Its totient is φ = 40707036674028.

The previous prime is 122121110022059. The next prime is 122121110022127. The reversal of 122121110022102 is 201220011121221.

122121110022102 is a `hidden beast` number, since 1 + 221 + 211 + 10 + 0 + 221 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6784506112339 = 122121110022102 / (1 + 2 + 2 + 1 + 2 + 1 + 1 + 1 + 0 + 0 + 2 + 2 + 1 + 0 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3392253056152 + ... + 3392253056187.

It is an arithmetic number, because the mean of its divisors is an integer number (22049644865105).

Almost surely, 2^{122121110022102} is an apocalyptic number.

122121110022102 is an abundant number, since it is smaller than the sum of its proper divisors (142474628359158).

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

122121110022102 is a wasteful number, since it uses less digits than its factorization.

122121110022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6784506112347 (or 6784506112344 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122121110022102 its reverse (201220011121221), we get a palindrome (323341121143323).

The spelling of 122121110022102 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, one hundred ten million, twenty-two thousand, one hundred two".