222122132311131 has 48 divisors (see below), whose sum is σ = 358344468308736. Its totient is φ = 136681390793376.

The previous prime is 222122132311073. The next prime is 222122132311201. The reversal of 222122132311131 is 131113231221222.

222122132311131 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 2 + 213 + 2 + 311 + 131 = 666.

It is not a de Polignac number, because 222122132311131 - 2⁷ = 222122132311003 is a prime.

It is a super-2 number, since 2×222122132311131² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 222122132311095 and 222122132311104.

It is not an unprimeable number, because it can be changed into a prime (222122132311831) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44984836 + ... + 49677758.

It is an arithmetic number, because the mean of its divisors is an integer number (7465509756432).

Almost surely, 2^{222122132311131} is an apocalyptic number.

222122132311131 is a deficient number, since it is larger than the sum of its proper divisors (136222335997605).

222122132311131 is a wasteful number, since it uses less digits than its factorization.

222122132311131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707934 (or 4707922 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

Adding to 222122132311131 its reverse (131113231221222), we get a palindrome (353235363532353).

The spelling of 222122132311131 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred thirty-two million, three hundred eleven thousand, one hundred thirty-one".