22261166121 has 8 divisors (see below), whose sum is σ = 30099605184. Its totient is φ = 14631752240.

The previous prime is 22261166117. The next prime is 22261166131. The reversal of 22261166121 is 12166116222.

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

It is a cyclic number.

It is not a de Polignac number, because 22261166121 - 2² = 22261166117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22261166131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52256046 + ... + 52256471.

It is an arithmetic number, because the mean of its divisors is an integer number (3762450648).

Almost surely, 2^22261166121 is an apocalyptic number.

It is an amenable number.

22261166121 is a deficient number, since it is larger than the sum of its proper divisors (7838439063).

22261166121 is a wasteful number, since it uses less digits than its factorization.

22261166121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104512591.

The product of its digits is 3456, while the sum is 30.

The spelling of 22261166121 in words is "twenty-two billion, two hundred sixty-one million, one hundred sixty-six thousand, one hundred twenty-one".