113213010440 has 32 divisors (see below), whose sum is σ = 255115872000. Its totient is φ = 45216475584.

The previous prime is 113213010409. The next prime is 113213010457. The reversal of 113213010440 is 44010312311.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 2121080 + ... + 2173799.

It is an arithmetic number, because the mean of its divisors is an integer number (7972371000).

Almost surely, 2^113213010440 is an apocalyptic number.

113213010440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113213010440 is an abundant number, since it is smaller than the sum of its proper divisors (141902861560).

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

113213010440 is a wasteful number, since it uses less digits than its factorization.

113213010440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4295549 (or 4295545 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 113213010440 its reverse (44010312311), we get a palindrome (157223322751).

The spelling of 113213010440 in words is "one hundred thirteen billion, two hundred thirteen million, ten thousand, four hundred forty".