22101412252 has 12 divisors (see below), whose sum is σ = 38716272280. Its totient is φ = 11039620176.

The previous prime is 22101412219. The next prime is 22101412259. The reversal of 22101412252 is 25221410122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101412259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2767002 + ... + 2774977.

Almost surely, 2^22101412252 is an apocalyptic number.

It is an amenable number.

22101412252 is a deficient number, since it is larger than the sum of its proper divisors (16614860028).

22101412252 is a wasteful number, since it uses less digits than its factorization.

22101412252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5542980 (or 5542978 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 22101412252 its reverse (25221410122), we get a palindrome (47322822374).

The spelling of 22101412252 in words is "twenty-two billion, one hundred one million, four hundred twelve thousand, two hundred fifty-two".