122155144054042 has 8 divisors (see below), whose sum is σ = 199890235724832. Its totient is φ = 55525065479100.

The previous prime is 122155144053937. The next prime is 122155144054103. The reversal of 122155144054042 is 240450441551221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 122155144053986 and 122155144054004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2776253273934 + ... + 2776253273977.

It is an arithmetic number, because the mean of its divisors is an integer number (24986279465604).

Almost surely, 2^{122155144054042} is an apocalyptic number.

122155144054042 is a deficient number, since it is larger than the sum of its proper divisors (77735091670790).

122155144054042 is a wasteful number, since it uses less digits than its factorization.

122155144054042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552506547924.

The product of its (nonzero) digits is 256000, while the sum is 40.

The spelling of 122155144054042 in words is "one hundred twenty-two trillion, one hundred fifty-five billion, one hundred forty-four million, fifty-four thousand, forty-two".