772101011131 has 2 divisors, whose sum is σ = 772101011132. Its totient is φ = 772101011130.

The previous prime is 772101011119. The next prime is 772101011153. The reversal of 772101011131 is 131110101277.

It is a weak prime.

It is an emirp because it is prime and its reverse (131110101277) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-772101011131 is a prime.

It is a super-2 number, since 2×772101011131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 772101011096 and 772101011105.

It is not a weakly prime, because it can be changed into another prime (772101011191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386050505565 + 386050505566.

It is an arithmetic number, because the mean of its divisors is an integer number (386050505566).

Almost surely, 2^772101011131 is an apocalyptic number.

772101011131 is a deficient number, since it is larger than the sum of its proper divisors (1).

772101011131 is an equidigital number, since it uses as much as digits as its factorization.

772101011131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294, while the sum is 25.

The spelling of 772101011131 in words is "seven hundred seventy-two billion, one hundred one million, eleven thousand, one hundred thirty-one".