123421433022122 has 16 divisors (see below), whose sum is σ = 187797373610112. Its totient is φ = 60825758614560.

The previous prime is 123421433022079. The next prime is 123421433022247. The reversal of 123421433022122 is 221220334124321.

It is a happy number.

It is a super-3 number, since 3×123421433022122³ (a number of 43 digits) contains 333 as substring.

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, 862460483 + ... + 862603574.

It is an arithmetic number, because the mean of its divisors is an integer number (11737335850632).

Almost surely, 2^{123421433022122} is an apocalyptic number.

123421433022122 is a deficient number, since it is larger than the sum of its proper divisors (64375940587990).

123421433022122 is a wasteful number, since it uses less digits than its factorization.

123421433022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725064573.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 123421433022122 its reverse (221220334124321), we get a palindrome (344641767146443).

The spelling of 123421433022122 in words is "one hundred twenty-three trillion, four hundred twenty-one billion, four hundred thirty-three million, twenty-two thousand, one hundred twenty-two".