122311420214552 has 8 divisors (see below), whose sum is σ = 229333912902300. Its totient is φ = 61155710107272.

The previous prime is 122311420214539. The next prime is 122311420214603. The reversal of 122311420214552 is 255412024113221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×122311420214552² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7644463763402 + ... + 7644463763417.

Almost surely, 2^{122311420214552} is an apocalyptic number.

It is an amenable number.

122311420214552 is a deficient number, since it is larger than the sum of its proper divisors (107022492687748).

122311420214552 is a wasteful number, since it uses less digits than its factorization.

122311420214552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15288927526825 (or 15288927526821 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 122311420214552 its reverse (255412024113221), we get a palindrome (377723444327773).

The spelling of 122311420214552 in words is "one hundred twenty-two trillion, three hundred eleven billion, four hundred twenty million, two hundred fourteen thousand, five hundred fifty-two".