22221125011135 has 16 divisors (see below), whose sum is σ = 28322965979136. Its totient is φ = 16678420177408.

The previous prime is 22221125011123. The next prime is 22221125011187. The reversal of 22221125011135 is 53111052112222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22221125011135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412315327 + ... + 412369216.

It is an arithmetic number, because the mean of its divisors is an integer number (1770185373696).

Almost surely, 2^{22221125011135} is an apocalyptic number.

22221125011135 is a deficient number, since it is larger than the sum of its proper divisors (6101840968001).

22221125011135 is a wasteful number, since it uses less digits than its factorization.

22221125011135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824684882.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 22221125011135 its reverse (53111052112222), we get a palindrome (75332177123357).

The spelling of 22221125011135 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred twenty-five million, eleven thousand, one hundred thirty-five".