122311105554142 has 32 divisors (see below), whose sum is σ = 188308888400160. Its totient is φ = 59568813258240.

The previous prime is 122311105554019. The next prime is 122311105554179. The reversal of 122311105554142 is 241455501113221.

It is a happy number.

It is a super-3 number, since 3×122311105554142³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15949053 + ... + 22338184.

It is an arithmetic number, because the mean of its divisors is an integer number (5884652762505).

Almost surely, 2^{122311105554142} is an apocalyptic number.

122311105554142 is a deficient number, since it is larger than the sum of its proper divisors (65997782846018).

122311105554142 is a wasteful number, since it uses less digits than its factorization.

122311105554142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38287596.

The product of its (nonzero) digits is 48000, while the sum is 37.

Adding to 122311105554142 its reverse (241455501113221), we get a palindrome (363766606667363).

The spelling of 122311105554142 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred five million, five hundred fifty-four thousand, one hundred forty-two".