323111001222 has 12 divisors (see below), whose sum is σ = 700073836020. Its totient is φ = 107703667068.

The previous prime is 323111001179. The next prime is 323111001229. The reversal of 323111001222 is 222100111323.

323111001222 is a `hidden beast` number, since 32 + 311 + 100 + 1 + 222 = 666.

It is a super-2 number, since 2×323111001222² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 17950611179 = 323111001222 / (3 + 2 + 3 + 1 + 1 + 1 + 0 + 0 + 1 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 323111001195 and 323111001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323111001229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8975305572 + ... + 8975305607.

It is an arithmetic number, because the mean of its divisors is an integer number (58339486335).

Almost surely, 2^323111001222 is an apocalyptic number.

323111001222 is an abundant number, since it is smaller than the sum of its proper divisors (376962834798).

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

323111001222 is a wasteful number, since it uses less digits than its factorization.

323111001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17950611187 (or 17950611184 counting only the distinct ones).

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

Adding to 323111001222 its reverse (222100111323), we get a palindrome (545211112545).

The spelling of 323111001222 in words is "three hundred twenty-three billion, one hundred eleven million, one thousand, two hundred twenty-two".