20011331033222 has 64 divisors (see below), whose sum is σ = 31294372032000. Its totient is φ = 9591350496000.

The previous prime is 20011331033191. The next prime is 20011331033297. The reversal of 20011331033222 is 22233013311002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 989131847 + ... + 989152077.

It is an arithmetic number, because the mean of its divisors is an integer number (488974563000).

Almost surely, 2^{20011331033222} is an apocalyptic number.

20011331033222 is a deficient number, since it is larger than the sum of its proper divisors (11283040998778).

20011331033222 is a wasteful number, since it uses less digits than its factorization.

20011331033222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21533.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20011331033222 its reverse (22233013311002), we get a palindrome (42244344344224).

The spelling of 20011331033222 in words is "twenty trillion, eleven billion, three hundred thirty-one million, thirty-three thousand, two hundred twenty-two".