122056121052 has 72 divisors (see below), whose sum is σ = 323064466816. Its totient is φ = 40290337008.

The previous prime is 122056121051. The next prime is 122056121101. The reversal of 122056121052 is 250121650221.

122056121052 is a `hidden beast` number, since 12 + 20 + 5 + 612 + 10 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122056121051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 509458 + ... + 709689.

Almost surely, 2^122056121052 is an apocalyptic number.

122056121052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122056121052 is an abundant number, since it is smaller than the sum of its proper divisors (201008345764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122056121052 is a wasteful number, since it uses less digits than its factorization.

122056121052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219269 (or 1219255 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 122056121052 its reverse (250121650221), we get a palindrome (372177771273).

The spelling of 122056121052 in words is "one hundred twenty-two billion, fifty-six million, one hundred twenty-one thousand, fifty-two".