2231001113100 has 72 divisors (see below), whose sum is σ = 6488826021888. Its totient is φ = 591818779200.

The previous prime is 2231001113021. The next prime is 2231001113137. The reversal of 2231001113100 is 13111001322.

It is a happy number.

It is a super-3 number, since 3×2231001113100³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2231001113100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19410424 + ... + 19525023.

Almost surely, 2^{2231001113100} is an apocalyptic number.

2231001113100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2231001113100 is an abundant number, since it is smaller than the sum of its proper divisors (4257824908788).

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

2231001113100 is a wasteful number, since it uses less digits than its factorization.

2231001113100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38935655 (or 38935648 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 2231001113100 its reverse (13111001322), we get a palindrome (2244112114422).

The spelling of 2231001113100 in words is "two trillion, two hundred thirty-one billion, one million, one hundred thirteen thousand, one hundred".