212110020131 has 2 divisors, whose sum is σ = 212110020132. Its totient is φ = 212110020130.

The previous prime is 212110020107. The next prime is 212110020137. The reversal of 212110020131 is 131020011212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212110020131 is a prime.

It is a super-2 number, since 2×212110020131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212110020137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106055010065 + 106055010066.

It is an arithmetic number, because the mean of its divisors is an integer number (106055010066).

Almost surely, 2^212110020131 is an apocalyptic number.

212110020131 is a deficient number, since it is larger than the sum of its proper divisors (1).

212110020131 is an equidigital number, since it uses as much as digits as its factorization.

212110020131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 212110020131 its reverse (131020011212), we get a palindrome (343130031343).

The spelling of 212110020131 in words is "two hundred twelve billion, one hundred ten million, twenty thousand, one hundred thirty-one".