11312000222 has 4 divisors (see below), whose sum is σ = 16968000336. Its totient is φ = 5656000110.

The previous prime is 11312000213. The next prime is 11312000267. The reversal of 11312000222 is 22200021311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11312000222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11312000197 and 11312000206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828000054 + ... + 2828000057.

It is an arithmetic number, because the mean of its divisors is an integer number (4242000084).

Almost surely, 2^11312000222 is an apocalyptic number.

11312000222 is a deficient number, since it is larger than the sum of its proper divisors (5656000114).

11312000222 is an equidigital number, since it uses as much as digits as its factorization.

11312000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5656000113.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 11312000222 its reverse (22200021311), we get a palindrome (33512021533).

The spelling of 11312000222 in words is "eleven billion, three hundred twelve million, two hundred twenty-two", and thus it is an aban number.