22540013221226 has 8 divisors (see below), whose sum is σ = 34596299362944. Its totient is φ = 11007913433580.

The previous prime is 22540013221147. The next prime is 22540013221247. The reversal of 22540013221226 is 62212231004522.

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

It is a junction number, because it is equal to n+sod(n) for n = 22540013221192 and 22540013221201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131046588410 + ... + 131046588581.

It is an arithmetic number, because the mean of its divisors is an integer number (4324537420368).

Almost surely, 2^{22540013221226} is an apocalyptic number.

22540013221226 is a deficient number, since it is larger than the sum of its proper divisors (12056286141718).

22540013221226 is a wasteful number, since it uses less digits than its factorization.

22540013221226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262093177036.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 22540013221226 its reverse (62212231004522), we get a palindrome (84752244225748).

The spelling of 22540013221226 in words is "twenty-two trillion, five hundred forty billion, thirteen million, two hundred twenty-one thousand, two hundred twenty-six".