113233234440 has 64 divisors (see below), whose sum is σ = 341733893760. Its totient is φ = 30014712320.

The previous prime is 113233234427. The next prime is 113233234459. The reversal of 113233234440 is 44432332311.

It is a happy number.

It is a super-2 number, since 2×113233234440² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 113233234398 and 113233234407.

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, 2805141 + ... + 2845220.

It is an arithmetic number, because the mean of its divisors is an integer number (5339592090).

Almost surely, 2^113233234440 is an apocalyptic number.

113233234440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113233234440 is an abundant number, since it is smaller than the sum of its proper divisors (228500659320).

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

113233234440 is a wasteful number, since it uses less digits than its factorization.

113233234440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5650542 (or 5650538 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 113233234440 its reverse (44432332311), we get a palindrome (157665566751).

The spelling of 113233234440 in words is "one hundred thirteen billion, two hundred thirty-three million, two hundred thirty-four thousand, four hundred forty".