20404233022 has 16 divisors (see below), whose sum is σ = 31141422000. Its totient is φ = 10023940480.

The previous prime is 20404233013. The next prime is 20404233067. The reversal of 20404233022 is 22033240402.

It is a junction number, because it is equal to n+sod(n) for n = 20404232984 and 20404233002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185622 + ... + 274342.

It is an arithmetic number, because the mean of its divisors is an integer number (1946338875).

Almost surely, 2^20404233022 is an apocalyptic number.

20404233022 is a deficient number, since it is larger than the sum of its proper divisors (10737188978).

20404233022 is a wasteful number, since it uses less digits than its factorization.

20404233022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90731.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20404233022 its reverse (22033240402), we get a palindrome (42437473424).

The spelling of 20404233022 in words is "twenty billion, four hundred four million, two hundred thirty-three thousand, twenty-two".