22315210532 has 6 divisors (see below), whose sum is σ = 39051618438. Its totient is φ = 11157605264.

The previous prime is 22315210529. The next prime is 22315210559. The reversal of 22315210532 is 23501251322.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19732944676 + 2582265856 = 140474^2 + 50816^2 .

It is a super-3 number, since 3×22315210532³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2789401313 + ... + 2789401320.

It is an arithmetic number, because the mean of its divisors is an integer number (6508603073).

Almost surely, 2^22315210532 is an apocalyptic number.

It is an amenable number.

22315210532 is a deficient number, since it is larger than the sum of its proper divisors (16736407906).

22315210532 is a wasteful number, since it uses less digits than its factorization.

22315210532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578802637 (or 5578802635 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 22315210532 its reverse (23501251322), we get a palindrome (45816461854).

The spelling of 22315210532 in words is "twenty-two billion, three hundred fifteen million, two hundred ten thousand, five hundred thirty-two".