122741205155 has 16 divisors (see below), whose sum is σ = 148170535200. Its totient is φ = 97605800448.

The previous prime is 122741205143. The next prime is 122741205161. The reversal of 122741205155 is 551502147221.

It is a cyclic number.

It is not a de Polignac number, because 122741205155 - 2¹⁸ = 122740943011 is a prime.

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, 5567384 + ... + 5589386.

It is an arithmetic number, because the mean of its divisors is an integer number (9260658450).

Almost surely, 2^122741205155 is an apocalyptic number.

122741205155 is a deficient number, since it is larger than the sum of its proper divisors (25429330045).

122741205155 is a wasteful number, since it uses less digits than its factorization.

122741205155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28630.

The product of its (nonzero) digits is 28000, while the sum is 35.

The spelling of 122741205155 in words is "one hundred twenty-two billion, seven hundred forty-one million, two hundred five thousand, one hundred fifty-five".