113023020243 has 32 divisors (see below), whose sum is σ = 172592197632. Its totient is φ = 64447257600.

The previous prime is 113023020239. The next prime is 113023020281. The reversal of 113023020243 is 342020320311.

It is not a de Polignac number, because 113023020243 - 2² = 113023020239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (113023020203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23938123 + ... + 23942843.

It is an arithmetic number, because the mean of its divisors is an integer number (5393506176).

Almost surely, 2^113023020243 is an apocalyptic number.

113023020243 is a deficient number, since it is larger than the sum of its proper divisors (59569177389).

113023020243 is a wasteful number, since it uses less digits than its factorization.

113023020243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6915.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 113023020243 its reverse (342020320311), we get a palindrome (455043340554).

The spelling of 113023020243 in words is "one hundred thirteen billion, twenty-three million, twenty thousand, two hundred forty-three".