122554345511 has 8 divisors (see below), whose sum is σ = 132004218864. Its totient is φ = 113107703040.

The previous prime is 122554345493. The next prime is 122554345519. The reversal of 122554345511 is 115543455221.

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

It is a cyclic number.

It is not a de Polignac number, because 122554345511 - 2²⁶ = 122487236647 is a prime.

It is a super-2 number, since 2×122554345511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122554345519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728645 + ... + 880926.

It is an arithmetic number, because the mean of its divisors is an integer number (16500527358).

Almost surely, 2^122554345511 is an apocalyptic number.

122554345511 is a deficient number, since it is larger than the sum of its proper divisors (9449873353).

122554345511 is a wasteful number, since it uses less digits than its factorization.

122554345511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615441.

The product of its digits is 120000, while the sum is 38.

The spelling of 122554345511 in words is "one hundred twenty-two billion, five hundred fifty-four million, three hundred forty-five thousand, five hundred eleven".