11322022122 has 12 divisors (see below), whose sum is σ = 24531047970. Its totient is φ = 3774007368.

The previous prime is 11322022109. The next prime is 11322022123. The reversal of 11322022122 is 22122022311.

It can be written as a sum of positive squares in only one way, i.e., 10697971761 + 624050361 = 103431^2 + 24981^2 .

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: 629001229 = 11322022122 / (1 + 1 + 3 + 2 + 2 + 0 + 2 + 2 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 11322022095 and 11322022104.

It is not an unprimeable number, because it can be changed into a prime (11322022123) 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, 314500597 + ... + 314500632.

Almost surely, 2^11322022122 is an apocalyptic number.

11322022122 is an abundant number, since it is smaller than the sum of its proper divisors (13209025848).

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

11322022122 is a wasteful number, since it uses less digits than its factorization.

11322022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629001237 (or 629001234 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11322022122 its reverse (22122022311), we get a palindrome (33444044433).

The spelling of 11322022122 in words is "eleven billion, three hundred twenty-two million, twenty-two thousand, one hundred twenty-two".