115122155221010 has 32 divisors (see below), whose sum is σ = 237072796237440. Its totient is φ = 39428773731072.

The previous prime is 115122155221009. The next prime is 115122155221027. The reversal of 115122155221010 is 10122551221511.

It is a happy number.

It is a super-2 number, since 2×115122155221010² (a number of 29 digits) contains 22 as substring.

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, 868255895 + ... + 868388474.

It is an arithmetic number, because the mean of its divisors is an integer number (7408524882420).

Almost surely, 2^{115122155221010} is an apocalyptic number.

115122155221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115122155221010 is an abundant number, since it is smaller than the sum of its proper divisors (121950641016430).

115122155221010 is a wasteful number, since it uses less digits than its factorization.

115122155221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736645330.

The product of its (nonzero) digits is 2000, while the sum is 29.

The spelling of 115122155221010 in words is "one hundred fifteen trillion, one hundred twenty-two billion, one hundred fifty-five million, two hundred twenty-one thousand, ten".