22132231402 has 8 divisors (see below), whose sum is σ = 34008063012. Its totient is φ = 10796210400.

The previous prime is 22132231391. The next prime is 22132231411. The reversal of 22132231402 is 20413223122.

It can be written as a sum of positive squares in 2 ways, for example, as 22123885081 + 8346321 = 148741^2 + 2889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134952549 + ... + 134952712.

Almost surely, 2^22132231402 is an apocalyptic number.

22132231402 is a deficient number, since it is larger than the sum of its proper divisors (11875831610).

22132231402 is a wasteful number, since it uses less digits than its factorization.

22132231402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269905304.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22132231402 its reverse (20413223122), we get a palindrome (42545454524).

The spelling of 22132231402 in words is "twenty-two billion, one hundred thirty-two million, two hundred thirty-one thousand, four hundred two".