20201321103222 has 32 divisors (see below), whose sum is σ = 46366043480064. Its totient is φ = 5747856624000.

The previous prime is 20201321103221. The next prime is 20201321103247. The reversal of 20201321103222 is 22230112310202.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201321103221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997881654 + ... + 997901897.

It is an arithmetic number, because the mean of its divisors is an integer number (1448938858752).

Almost surely, 2^{20201321103222} is an apocalyptic number.

20201321103222 is an abundant number, since it is smaller than the sum of its proper divisors (26164722376842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20201321103222 is a wasteful number, since it uses less digits than its factorization.

20201321103222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995783804.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20201321103222 its reverse (22230112310202), we get a palindrome (42431433413424).

The spelling of 20201321103222 in words is "twenty trillion, two hundred one billion, three hundred twenty-one million, one hundred three thousand, two hundred twenty-two".