222011102223131 has 48 divisors (see below), whose sum is σ = 265802827547040. Its totient is φ = 183791663953920.

The previous prime is 222011102223089. The next prime is 222011102223143. The reversal of 222011102223131 is 131322201110222.

It is not a de Polignac number, because 222011102223131 - 2²² = 222011098028827 is a prime.

It is a super-2 number, since 2×222011102223131² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222011102223097 and 222011102223106.

It is not an unprimeable number, because it can be changed into a prime (222011102223181) 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, 3916001 + ... + 21432621.

It is an arithmetic number, because the mean of its divisors is an integer number (5537558907230).

Almost surely, 2^{222011102223131} is an apocalyptic number.

222011102223131 is a deficient number, since it is larger than the sum of its proper divisors (43791725323909).

222011102223131 is a wasteful number, since it uses less digits than its factorization.

222011102223131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17516796 (or 17516773 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 222011102223131 its reverse (131322201110222), we get a palindrome (353333303333353).

The spelling of 222011102223131 in words is "two hundred twenty-two trillion, eleven billion, one hundred two million, two hundred twenty-three thousand, one hundred thirty-one".