22140003132 has 72 divisors (see below), whose sum is σ = 62502266736. Its totient is φ = 6812304768.

The previous prime is 22140003089. The next prime is 22140003139. The reversal of 22140003132 is 23130004122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22140003139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 863433 + ... + 888704.

It is an arithmetic number, because the mean of its divisors is an integer number (868087038).

Almost surely, 2^22140003132 is an apocalyptic number.

It is an amenable number.

22140003132 is an abundant number, since it is smaller than the sum of its proper divisors (40362263604).

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

22140003132 is a wasteful number, since it uses less digits than its factorization.

22140003132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752169 (or 1752155 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22140003132 its reverse (23130004122), we get a palindrome (45270007254).

The spelling of 22140003132 in words is "twenty-two billion, one hundred forty million, three thousand, one hundred thirty-two".