11222532131 has 8 divisors (see below), whose sum is σ = 11414500800. Its totient is φ = 11030622120.

The previous prime is 11222532107. The next prime is 11222532149. The reversal of 11222532131 is 13123522211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11222532131 - 2¹⁰ = 11222531107 is a prime.

It is a super-2 number, since 2×11222532131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11222532097 and 11222532106.

It is not an unprimeable number, because it can be changed into a prime (11222522131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564836 + ... + 584366.

It is an arithmetic number, because the mean of its divisors is an integer number (1426812600).

Almost surely, 2^11222532131 is an apocalyptic number.

11222532131 is a deficient number, since it is larger than the sum of its proper divisors (191968669).

11222532131 is an equidigital number, since it uses as much as digits as its factorization.

11222532131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29329.

The product of its digits is 720, while the sum is 23.

The spelling of 11222532131 in words is "eleven billion, two hundred twenty-two million, five hundred thirty-two thousand, one hundred thirty-one".