20402203322 has 4 divisors (see below), whose sum is σ = 30603304986. Its totient is φ = 10201101660.

The previous prime is 20402203247. The next prime is 20402203333. The reversal of 20402203322 is 22330220402.

20402203322 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12530787481 + 7871415841 = 111941^2 + 88721^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20402203294 and 20402203303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100550829 + ... + 5100550832.

Almost surely, 2^20402203322 is an apocalyptic number.

20402203322 is a deficient number, since it is larger than the sum of its proper divisors (10201101664).

20402203322 is a wasteful number, since it uses less digits than its factorization.

20402203322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10201101663.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 20402203322 its reverse (22330220402), we get a palindrome (42732423724).

The spelling of 20402203322 in words is "twenty billion, four hundred two million, two hundred three thousand, three hundred twenty-two".