20223251044 has 12 divisors (see below), whose sum is σ = 35462771568. Its totient is φ = 10091030600.

The previous prime is 20223251021. The next prime is 20223251057. The reversal of 20223251044 is 44015232202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5146522 + ... + 5150449.

It is an arithmetic number, because the mean of its divisors is an integer number (2955230964).

Almost surely, 2^20223251044 is an apocalyptic number.

It is an amenable number.

20223251044 is a deficient number, since it is larger than the sum of its proper divisors (15239520524).

20223251044 is a wasteful number, since it uses less digits than its factorization.

20223251044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10297466 (or 10297464 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 20223251044 its reverse (44015232202), we get a palindrome (64238483246).

The spelling of 20223251044 in words is "twenty billion, two hundred twenty-three million, two hundred fifty-one thousand, forty-four".