20202311122 has 32 divisors (see below), whose sum is σ = 36161665920. Its totient is φ = 8281432320.

The previous prime is 20202311111. The next prime is 20202311123. The reversal of 20202311122 is 22111320202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20202311096 and 20202311105.

It is not an unprimeable number, because it can be changed into a prime (20202311123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189079 + ... + 275962.

It is an arithmetic number, because the mean of its divisors is an integer number (1130052060).

Almost surely, 2^20202311122 is an apocalyptic number.

20202311122 is a deficient number, since it is larger than the sum of its proper divisors (15959354798).

20202311122 is a wasteful number, since it uses less digits than its factorization.

20202311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465186.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20202311122 its reverse (22111320202), we get a palindrome (42313631324).

The spelling of 20202311122 in words is "twenty billion, two hundred two million, three hundred eleven thousand, one hundred twenty-two".