22144231122 has 32 divisors (see below), whose sum is σ = 47850677952. Its totient is φ = 6791408064.

The previous prime is 22144231103. The next prime is 22144231129. The reversal of 22144231122 is 22113244122.

It is a junction number, because it is equal to n+sod(n) for n = 22144231092 and 22144231101.

It is not an unprimeable number, because it can be changed into a prime (22144231129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438433 + ... + 486324.

It is an arithmetic number, because the mean of its divisors is an integer number (1495333686).

Almost surely, 2^22144231122 is an apocalyptic number.

22144231122 is an abundant number, since it is smaller than the sum of its proper divisors (25706446830).

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

22144231122 is a wasteful number, since it uses less digits than its factorization.

22144231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925082.

The product of its digits is 1536, while the sum is 24.

Adding to 22144231122 its reverse (22113244122), we get a palindrome (44257475244).

The spelling of 22144231122 in words is "twenty-two billion, one hundred forty-four million, two hundred thirty-one thousand, one hundred twenty-two".