20022201320311 has 4 divisors (see below), whose sum is σ = 20068656544224. Its totient is φ = 19975746096400.

The previous prime is 20022201320263. The next prime is 20022201320351. The reversal of 20022201320311 is 11302310222002.

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

It is a cyclic number.

It is not a de Polignac number, because 20022201320311 - 2¹¹ = 20022201318263 is a prime.

It is a super-2 number, since 2×20022201320311² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022201320351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23227611310 + ... + 23227612171.

It is an arithmetic number, because the mean of its divisors is an integer number (5017164136056).

Almost surely, 2^{20022201320311} is an apocalyptic number.

20022201320311 is a deficient number, since it is larger than the sum of its proper divisors (46455223913).

20022201320311 is an equidigital number, since it uses as much as digits as its factorization.

20022201320311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46455223912.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20022201320311 its reverse (11302310222002), we get a palindrome (31324511542313).

The spelling of 20022201320311 in words is "twenty trillion, twenty-two billion, two hundred one million, three hundred twenty thousand, three hundred eleven".