20822435224 has 16 divisors (see below), whose sum is σ = 39099238920. Its totient is φ = 10395971520.

The previous prime is 20822435219. The next prime is 20822435237. The reversal of 20822435224 is 42253422802.

It is a self number, because there is not a number n which added to its sum of digits gives 20822435224.

It is a congruent number.

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, 1899957 + ... + 1910884.

Almost surely, 2^20822435224 is an apocalyptic number.

It is an amenable number.

20822435224 is a deficient number, since it is larger than the sum of its proper divisors (18276803696).

20822435224 is a wasteful number, since it uses less digits than its factorization.

20822435224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811530 (or 3811526 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

The spelling of 20822435224 in words is "twenty billion, eight hundred twenty-two million, four hundred thirty-five thousand, two hundred twenty-four".