20440523122 has 8 divisors (see below), whose sum is σ = 30661652736. Its totient is φ = 10219972212.

The previous prime is 20440523113. The next prime is 20440523137. The reversal of 20440523122 is 22132504402.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 41718 + ... + 206449.

It is an arithmetic number, because the mean of its divisors is an integer number (3832706592).

Almost surely, 2^20440523122 is an apocalyptic number.

20440523122 is a deficient number, since it is larger than the sum of its proper divisors (10221129614).

20440523122 is a wasteful number, since it uses less digits than its factorization.

20440523122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289352.

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

The spelling of 20440523122 in words is "twenty billion, four hundred forty million, five hundred twenty-three thousand, one hundred twenty-two".