101112251131 has 2 divisors, whose sum is σ = 101112251132. Its totient is φ = 101112251130.

The previous prime is 101112251111. The next prime is 101112251161. The reversal of 101112251131 is 131152211101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101112251131 - 2⁷ = 101112251003 is a prime.

It is a super-2 number, since 2×101112251131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101112251099 and 101112251108.

It is not a weakly prime, because it can be changed into another prime (101112251111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50556125565 + 50556125566.

It is an arithmetic number, because the mean of its divisors is an integer number (50556125566).

Almost surely, 2^101112251131 is an apocalyptic number.

101112251131 is a deficient number, since it is larger than the sum of its proper divisors (1).

101112251131 is an equidigital number, since it uses as much as digits as its factorization.

101112251131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 19.

Adding to 101112251131 its reverse (131152211101), we get a palindrome (232264462232).

The spelling of 101112251131 in words is "one hundred one billion, one hundred twelve million, two hundred fifty-one thousand, one hundred thirty-one".