112781201364 has 48 divisors (see below), whose sum is σ = 314887688640. Its totient is φ = 34701907680.

The previous prime is 112781201359. The next prime is 112781201381. The reversal of 112781201364 is 463102187211.

112781201364 is a `hidden beast` number, since 1 + 1 + 278 + 1 + 20 + 1 + 364 = 666.

It is a super-2 number, since 2×112781201364² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 40162842 + ... + 40165649.

It is an arithmetic number, because the mean of its divisors is an integer number (6560160180).

Almost surely, 2^112781201364 is an apocalyptic number.

It is an amenable number.

112781201364 is an abundant number, since it is smaller than the sum of its proper divisors (202106487276).

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

112781201364 is a wasteful number, since it uses less digits than its factorization.

112781201364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80328517 (or 80328509 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

Adding to 112781201364 its reverse (463102187211), we get a palindrome (575883388575).

The spelling of 112781201364 in words is "one hundred twelve billion, seven hundred eighty-one million, two hundred one thousand, three hundred sixty-four".