113200645642 has 48 divisors (see below), whose sum is σ = 208000980000. Its totient is φ = 45943166304.

The previous prime is 113200645609. The next prime is 113200645693. The reversal of 113200645642 is 246546002311.

It is a junction number, because it is equal to n+sod(n) for n = 113200645598 and 113200645607.

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, 5406109 + ... + 5427007.

It is an arithmetic number, because the mean of its divisors is an integer number (4333353750).

Almost surely, 2^113200645642 is an apocalyptic number.

113200645642 is a deficient number, since it is larger than the sum of its proper divisors (94800334358).

113200645642 is a wasteful number, since it uses less digits than its factorization.

113200645642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23843 (or 23836 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 113200645642 its reverse (246546002311), we get a palindrome (359746647953).

The spelling of 113200645642 in words is "one hundred thirteen billion, two hundred million, six hundred forty-five thousand, six hundred forty-two".