23021112031444 has 24 divisors (see below), whose sum is σ = 41641411341600. Its totient is φ = 11129962464480.

The previous prime is 23021112031429. The next prime is 23021112031483. The reversal of 23021112031444 is 44413021112032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799551874 + ... + 799580665.

It is an arithmetic number, because the mean of its divisors is an integer number (1735058805900).

Almost surely, 2^{23021112031444} is an apocalyptic number.

It is an amenable number.

23021112031444 is a deficient number, since it is larger than the sum of its proper divisors (18620299310156).

23021112031444 is a wasteful number, since it uses less digits than its factorization.

23021112031444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599132663 (or 1599132661 counting only the distinct ones).

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

Adding to 23021112031444 its reverse (44413021112032), we get a palindrome (67434133143476).

The spelling of 23021112031444 in words is "twenty-three trillion, twenty-one billion, one hundred twelve million, thirty-one thousand, four hundred forty-four".