131210022011 has 2 divisors, whose sum is σ = 131210022012. Its totient is φ = 131210022010.

The previous prime is 131210021977. The next prime is 131210022017. The reversal of 131210022011 is 110220012131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131210022011 - 2⁶ = 131210021947 is a prime.

It is a super-2 number, since 2×131210022011² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (131210022017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65605011005 + 65605011006.

It is an arithmetic number, because the mean of its divisors is an integer number (65605011006).

Almost surely, 2^131210022011 is an apocalyptic number.

131210022011 is a deficient number, since it is larger than the sum of its proper divisors (1).

131210022011 is an equidigital number, since it uses as much as digits as its factorization.

131210022011 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 131210022011 its reverse (110220012131), we get a palindrome (241430034142).

The spelling of 131210022011 in words is "one hundred thirty-one billion, two hundred ten million, twenty-two thousand, eleven".