122100022100087 has 2 divisors, whose sum is σ = 122100022100088. Its totient is φ = 122100022100086.

The previous prime is 122100022100071. The next prime is 122100022100101. The reversal of 122100022100087 is 780001220001221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122100022100087 - 2⁴ = 122100022100071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122100022100047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050011050043 + 61050011050044.

It is an arithmetic number, because the mean of its divisors is an integer number (61050011050044).

Almost surely, 2^{122100022100087} is an apocalyptic number.

122100022100087 is a deficient number, since it is larger than the sum of its proper divisors (1).

122100022100087 is an equidigital number, since it uses as much as digits as its factorization.

122100022100087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 26.

The spelling of 122100022100087 in words is "one hundred twenty-two trillion, one hundred billion, twenty-two million, one hundred thousand, eighty-seven".