22220001165587 has 2 divisors, whose sum is σ = 22220001165588. Its totient is φ = 22220001165586.

The previous prime is 22220001165559. The next prime is 22220001165613. The reversal of 22220001165587 is 78556110002222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22220001165587 - 2²² = 22219996971283 is a prime.

It is not a weakly prime, because it can be changed into another prime (22220001165487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110000582793 + 11110000582794.

It is an arithmetic number, because the mean of its divisors is an integer number (11110000582794).

Almost surely, 2^{22220001165587} is an apocalyptic number.

22220001165587 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220001165587 is an equidigital number, since it uses as much as digits as its factorization.

22220001165587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 22220001165587 in words is "twenty-two trillion, two hundred twenty billion, one million, one hundred sixty-five thousand, five hundred eighty-seven".