1162215611131 has 2 divisors, whose sum is σ = 1162215611132. Its totient is φ = 1162215611130.

The previous prime is 1162215611119. The next prime is 1162215611189. The reversal of 1162215611131 is 1311165122611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1162215611131 - 2¹³ = 1162215602939 is a prime.

It is a super-2 number, since 2×1162215611131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1162215611093 and 1162215611102.

It is not a weakly prime, because it can be changed into another prime (1162215611831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581107805565 + 581107805566.

It is an arithmetic number, because the mean of its divisors is an integer number (581107805566).

Almost surely, 2^{1162215611131} is an apocalyptic number.

1162215611131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162215611131 is an equidigital number, since it uses as much as digits as its factorization.

1162215611131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 31.

The spelling of 1162215611131 in words is "one trillion, one hundred sixty-two billion, two hundred fifteen million, six hundred eleven thousand, one hundred thirty-one".