22215132345532 has 36 divisors (see below), whose sum is σ = 45245394802944. Its totient is φ = 9516195736320.

The previous prime is 22215132345457. The next prime is 22215132345541. The reversal of 22215132345532 is 23554323151222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26824828 + ... + 27640579.

It is an arithmetic number, because the mean of its divisors is an integer number (1256816522304).

Almost surely, 2^{22215132345532} is an apocalyptic number.

It is an amenable number.

22215132345532 is an abundant number, since it is smaller than the sum of its proper divisors (23030262457412).

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

22215132345532 is a wasteful number, since it uses less digits than its factorization.

22215132345532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54467506 (or 54467497 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

Adding to 22215132345532 its reverse (23554323151222), we get a palindrome (45769455496754).

The spelling of 22215132345532 in words is "twenty-two trillion, two hundred fifteen billion, one hundred thirty-two million, three hundred forty-five thousand, five hundred thirty-two".