12220101210091 has 2 divisors, whose sum is σ = 12220101210092. Its totient is φ = 12220101210090.

The previous prime is 12220101210043. The next prime is 12220101210127. The reversal of 12220101210091 is 19001210102221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12220101210091 - 2¹⁹ = 12220100685803 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220101210011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110050605045 + 6110050605046.

It is an arithmetic number, because the mean of its divisors is an integer number (6110050605046).

Almost surely, 2^{12220101210091} is an apocalyptic number.

12220101210091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220101210091 is an equidigital number, since it uses as much as digits as its factorization.

12220101210091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 12220101210091 in words is "twelve trillion, two hundred twenty billion, one hundred one million, two hundred ten thousand, ninety-one".