20122202322311 has 4 divisors (see below), whose sum is σ = 20122465224624. Its totient is φ = 20121939420000.

The previous prime is 20122202322293. The next prime is 20122202322331. The reversal of 20122202322311 is 11322320222102.

It is a happy number.

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 20122202322311 - 2¹⁸ = 20122202060167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122202322331) 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, 131336315 + ... + 131489436.

It is an arithmetic number, because the mean of its divisors is an integer number (5030616306156).

Almost surely, 2^{20122202322311} is an apocalyptic number.

20122202322311 is a deficient number, since it is larger than the sum of its proper divisors (262902313).

20122202322311 is an equidigital number, since it uses as much as digits as its factorization.

20122202322311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262902312.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20122202322311 its reverse (11322320222102), we get a palindrome (31444522544413).

The spelling of 20122202322311 in words is "twenty trillion, one hundred twenty-two billion, two hundred two million, three hundred twenty-two thousand, three hundred eleven".