22141331121 has 32 divisors (see below), whose sum is σ = 36428071680. Its totient is φ = 11648865024.

The previous prime is 22141331117. The next prime is 22141331231. The reversal of 22141331121 is 12113314122.

It is not a de Polignac number, because 22141331121 - 2² = 22141331117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (22141331621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1951 + ... + 210443.

It is an arithmetic number, because the mean of its divisors is an integer number (1138377240).

Almost surely, 2^22141331121 is an apocalyptic number.

22141331121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22141331121 is a deficient number, since it is larger than the sum of its proper divisors (14286740559).

22141331121 is a wasteful number, since it uses less digits than its factorization.

22141331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208905.

The product of its digits is 288, while the sum is 21.

Adding to 22141331121 its reverse (12113314122), we get a palindrome (34254645243).

The spelling of 22141331121 in words is "twenty-two billion, one hundred forty-one million, three hundred thirty-one thousand, one hundred twenty-one".