20113031323222 has 4 divisors (see below), whose sum is σ = 30169546984836. Its totient is φ = 10056515661610.

The previous prime is 20113031323213. The next prime is 20113031323249. The reversal of 20113031323222 is 22232313031102.

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

It is a super-2 number, since 2×20113031323222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5028257830804 + ... + 5028257830807.

It is an arithmetic number, because the mean of its divisors is an integer number (7542386746209).

Almost surely, 2^{20113031323222} is an apocalyptic number.

20113031323222 is a deficient number, since it is larger than the sum of its proper divisors (10056515661614).

20113031323222 is a wasteful number, since it uses less digits than its factorization.

20113031323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10056515661613.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20113031323222 its reverse (22232313031102), we get a palindrome (42345344354324).

The spelling of 20113031323222 in words is "twenty trillion, one hundred thirteen billion, thirty-one million, three hundred twenty-three thousand, two hundred twenty-two".