113221201400 has 48 divisors (see below), whose sum is σ = 277094002200. Its totient is φ = 42904874880.

The previous prime is 113221201391. The next prime is 113221201403. The reversal of 113221201400 is 4102122311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113221201403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14893727 + ... + 14901326.

Almost surely, 2^113221201400 is an apocalyptic number.

113221201400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113221201400 is an abundant number, since it is smaller than the sum of its proper divisors (163872800800).

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

113221201400 is a wasteful number, since it uses less digits than its factorization.

113221201400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29795088 (or 29795079 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 113221201400 its reverse (4102122311), we get a palindrome (117323323711).

The spelling of 113221201400 in words is "one hundred thirteen billion, two hundred twenty-one million, two hundred one thousand, four hundred".