20002020222131 has 2 divisors, whose sum is σ = 20002020222132. Its totient is φ = 20002020222130.

The previous prime is 20002020222103. The next prime is 20002020222169. The reversal of 20002020222131 is 13122202020002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20002020222131 - 2²² = 20002016027827 is a prime.

It is a super-2 number, since 2×20002020222131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20002020522131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001010111065 + 10001010111066.

It is an arithmetic number, because the mean of its divisors is an integer number (10001010111066).

Almost surely, 2^{20002020222131} is an apocalyptic number.

20002020222131 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002020222131 is an equidigital number, since it uses as much as digits as its factorization.

20002020222131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20002020222131 its reverse (13122202020002), we get a palindrome (33124222242133).

The spelling of 20002020222131 in words is "twenty trillion, two billion, twenty million, two hundred twenty-two thousand, one hundred thirty-one".