122434122023156 has 12 divisors (see below), whose sum is σ = 214261413454368. Its totient is φ = 61216575321912.

The previous prime is 122434122023149. The next prime is 122434122023177. The reversal of 122434122023156 is 651320221434221.

It is a super-2 number, since 2×122434122023156² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120854936 + ... + 121863791.

It is an arithmetic number, because the mean of its divisors is an integer number (17855117787864).

Almost surely, 2^{122434122023156} is an apocalyptic number.

It is an amenable number.

122434122023156 is a deficient number, since it is larger than the sum of its proper divisors (91827291431212).

122434122023156 is a wasteful number, since it uses less digits than its factorization.

122434122023156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242844838 (or 242844836 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 122434122023156 its reverse (651320221434221), we get a palindrome (773754343457377).

The spelling of 122434122023156 in words is "one hundred twenty-two trillion, four hundred thirty-four billion, one hundred twenty-two million, twenty-three thousand, one hundred fifty-six".