22011060087 has 12 divisors (see below), whose sum is σ = 31795040784. Its totient is φ = 14673445920.

The previous prime is 22011060067. The next prime is 22011060109. The reversal of 22011060087 is 78006011022.

It is a de Polignac number, because none of the positive numbers 2^k-22011060087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22011060087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011060037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398043 + ... + 449955.

It is an arithmetic number, because the mean of its divisors is an integer number (2649586732).

Almost surely, 2^22011060087 is an apocalyptic number.

22011060087 is a deficient number, since it is larger than the sum of its proper divisors (9783980697).

22011060087 is a wasteful number, since it uses less digits than its factorization.

22011060087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99030 (or 99027 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The spelling of 22011060087 in words is "twenty-two billion, eleven million, sixty thousand, eighty-seven".