22133212512452 has 48 divisors (see below), whose sum is σ = 40838268744000. Its totient is φ = 10467040775040.

The previous prime is 22133212512421. The next prime is 22133212512457. The reversal of 22133212512452 is 25421521233122.

It is a super-2 number, since 2×22133212512452² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22133212512457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 729466802 + ... + 729497142.

It is an arithmetic number, because the mean of its divisors is an integer number (850797265500).

Almost surely, 2^{22133212512452} is an apocalyptic number.

It is an amenable number.

22133212512452 is a deficient number, since it is larger than the sum of its proper divisors (18705056231548).

22133212512452 is a wasteful number, since it uses less digits than its factorization.

22133212512452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45716 (or 45714 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

Adding to 22133212512452 its reverse (25421521233122), we get a palindrome (47554733745574).

The spelling of 22133212512452 in words is "twenty-two trillion, one hundred thirty-three billion, two hundred twelve million, five hundred twelve thousand, four hundred fifty-two".