342121044122 has 64 divisors (see below), whose sum is σ = 619456118400. Its totient is φ = 139608334080.

The previous prime is 342121044101. The next prime is 342121044131. The reversal of 342121044122 is 221440121243.

It is a super-2 number, since 2×342121044122² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 342121044091 and 342121044100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31941704 + ... + 31952412.

It is an arithmetic number, because the mean of its divisors is an integer number (9679001850).

Almost surely, 2^342121044122 is an apocalyptic number.

342121044122 is a deficient number, since it is larger than the sum of its proper divisors (277335074278).

342121044122 is a wasteful number, since it uses less digits than its factorization.

342121044122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13791.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 342121044122 its reverse (221440121243), we get a palindrome (563561165365).

The spelling of 342121044122 in words is "three hundred forty-two billion, one hundred twenty-one million, forty-four thousand, one hundred twenty-two".