22125540011 has 4 divisors (see below), whose sum is σ = 22158222432. Its totient is φ = 22092857592.

The previous prime is 22125539987. The next prime is 22125540089. The reversal of 22125540011 is 11004552122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22125540011 - 2³⁴ = 4945670827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22125546011) 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, 16340195 + ... + 16341548.

It is an arithmetic number, because the mean of its divisors is an integer number (5539555608).

Almost surely, 2^22125540011 is an apocalyptic number.

22125540011 is a deficient number, since it is larger than the sum of its proper divisors (32682421).

22125540011 is an equidigital number, since it uses as much as digits as its factorization.

22125540011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32682420.

The product of its (nonzero) digits is 800, while the sum is 23.

The spelling of 22125540011 in words is "twenty-two billion, one hundred twenty-five million, five hundred forty thousand, eleven".