122054411115440 has 160 divisors (see below), whose sum is σ = 296922687731712. Its totient is φ = 46604759040000.

The previous prime is 122054411115431. The next prime is 122054411115451. The reversal of 122054411115440 is 44511114450221.

It is a self number, because there is not a number n which added to its sum of digits gives 122054411115440.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131480915 + ... + 132405965.

Almost surely, 2^{122054411115440} is an apocalyptic number.

122054411115440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122054411115440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148461343865856).

122054411115440 is an abundant number, since it is smaller than the sum of its proper divisors (174868276616272).

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

122054411115440 is a wasteful number, since it uses less digits than its factorization.

122054411115440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925819 (or 925813 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

Adding to 122054411115440 its reverse (44511114450221), we get a palindrome (166565525565661).

The spelling of 122054411115440 in words is "one hundred twenty-two trillion, fifty-four billion, four hundred eleven million, one hundred fifteen thousand, four hundred forty".