10311132222 has 32 divisors (see below), whose sum is σ = 22920713760. Its totient is φ = 3435981120.

The previous prime is 10311132197. The next prime is 10311132233. The reversal of 10311132222 is 22223111301.

10311132222 is a `hidden beast` number, since 1 + 0 + 311 + 132 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10311132195 and 10311132204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157572 + ... + 213192.

It is an arithmetic number, because the mean of its divisors is an integer number (716272305).

Almost surely, 2^10311132222 is an apocalyptic number.

10311132222 is an abundant number, since it is smaller than the sum of its proper divisors (12609581538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10311132222 is a wasteful number, since it uses less digits than its factorization.

10311132222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59065 (or 59059 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10311132222 its reverse (22223111301), we get a palindrome (32534243523).

The spelling of 10311132222 in words is "ten billion, three hundred eleven million, one hundred thirty-two thousand, two hundred twenty-two".