11312120030222 has 64 divisors (see below), whose sum is σ = 18949902483456. Its totient is φ = 5021662248960.

The previous prime is 11312120030201. The next prime is 11312120030251. The reversal of 11312120030222 is 22203002121311.

It is a junction number, because it is equal to n+sod(n) for n = 11312120030194 and 11312120030203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58586483 + ... + 58779249.

It is an arithmetic number, because the mean of its divisors is an integer number (296092226304).

Almost surely, 2^{11312120030222} is an apocalyptic number.

11312120030222 is a deficient number, since it is larger than the sum of its proper divisors (7637782453234).

11312120030222 is a wasteful number, since it uses less digits than its factorization.

11312120030222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193241.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11312120030222 its reverse (22203002121311), we get a palindrome (33515122151533).

The spelling of 11312120030222 in words is "eleven trillion, three hundred twelve billion, one hundred twenty million, thirty thousand, two hundred twenty-two".