22132300340 has 48 divisors (see below), whose sum is σ = 49904999424. Its totient is φ = 8214796800.

The previous prime is 22132300339. The next prime is 22132300361. The reversal of 22132300340 is 4300323122.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434276 + ... + 482555.

It is an arithmetic number, because the mean of its divisors is an integer number (1039687488).

Almost surely, 2^22132300340 is an apocalyptic number.

22132300340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22132300340 is an abundant number, since it is smaller than the sum of its proper divisors (27772699084).

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

22132300340 is a wasteful number, since it uses less digits than its factorization.

22132300340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916928 (or 916926 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22132300340 its reverse (4300323122), we get a palindrome (26432623462).

The spelling of 22132300340 in words is "twenty-two billion, one hundred thirty-two million, three hundred thousand, three hundred forty".