20212112301331 has 2 divisors, whose sum is σ = 20212112301332. Its totient is φ = 20212112301330.

The previous prime is 20212112301253. The next prime is 20212112301347. The reversal of 20212112301331 is 13310321121202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20212112301331 - 2³⁵ = 20177752562963 is a prime.

It is a super-2 number, since 2×20212112301331² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20212112301131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106056150665 + 10106056150666.

It is an arithmetic number, because the mean of its divisors is an integer number (10106056150666).

Almost surely, 2^{20212112301331} is an apocalyptic number.

20212112301331 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212112301331 is an equidigital number, since it uses as much as digits as its factorization.

20212112301331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20212112301331 its reverse (13310321121202), we get a palindrome (33522433422533).

The spelling of 20212112301331 in words is "twenty trillion, two hundred twelve billion, one hundred twelve million, three hundred one thousand, three hundred thirty-one".