111431002222452 has 24 divisors (see below), whose sum is σ = 283642551112032. Its totient is φ = 33766970370400.

The previous prime is 111431002222391. The next prime is 111431002222499. The reversal of 111431002222452 is 254222200134111.

111431002222452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422087129499 + ... + 422087129762.

It is an arithmetic number, because the mean of its divisors is an integer number (11818439629668).

Almost surely, 2^{111431002222452} is an apocalyptic number.

111431002222452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111431002222452 is an abundant number, since it is smaller than the sum of its proper divisors (172211548889580).

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

111431002222452 is a wasteful number, since it uses less digits than its factorization.

111431002222452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844174259279 (or 844174259277 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 111431002222452 its reverse (254222200134111), we get a palindrome (365653202356563).

The spelling of 111431002222452 in words is "one hundred eleven trillion, four hundred thirty-one billion, two million, two hundred twenty-two thousand, four hundred fifty-two".