113021143444 has 48 divisors (see below), whose sum is σ = 217802027520. Its totient is φ = 50891068640.

The previous prime is 113021143441. The next prime is 113021143453. The reversal of 113021143444 is 444341120311.

It is a super-2 number, since 2×113021143444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113021143441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2044107 + ... + 2098669.

It is an arithmetic number, because the mean of its divisors is an integer number (4537542240).

Almost surely, 2^113021143444 is an apocalyptic number.

It is an amenable number.

113021143444 is a deficient number, since it is larger than the sum of its proper divisors (104780884076).

113021143444 is a wasteful number, since it uses less digits than its factorization.

113021143444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55020 (or 55018 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 113021143444 its reverse (444341120311), we get a palindrome (557362263755).

The spelling of 113021143444 in words is "one hundred thirteen billion, twenty-one million, one hundred forty-three thousand, four hundred forty-four".