22250450112531 has 8 divisors (see below), whose sum is σ = 29667389681664. Its totient is φ = 14833571975880.

The previous prime is 22250450112467. The next prime is 22250450112571. The reversal of 22250450112531 is 13521105405222.

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

It is not a de Polignac number, because 22250450112531 - 2⁶ = 22250450112467 is a prime.

It is a super-2 number, since 2×22250450112531² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22250450112492 and 22250450112501.

It is not an unprimeable number, because it can be changed into a prime (22250450112571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14506251 + ... + 15966596.

It is an arithmetic number, because the mean of its divisors is an integer number (3708423710208).

Almost surely, 2^{22250450112531} is an apocalyptic number.

22250450112531 is a deficient number, since it is larger than the sum of its proper divisors (7416939569133).

22250450112531 is a wasteful number, since it uses less digits than its factorization.

22250450112531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30716241.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 22250450112531 its reverse (13521105405222), we get a palindrome (35771555517753).

The spelling of 22250450112531 in words is "twenty-two trillion, two hundred fifty billion, four hundred fifty million, one hundred twelve thousand, five hundred thirty-one".