220120121221199 has 2 divisors, whose sum is σ = 220120121221200. Its totient is φ = 220120121221198.

The previous prime is 220120121221127. The next prime is 220120121221249. The reversal of 220120121221199 is 991122121021022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220120121221199 - 2²⁸ = 220119852785743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220120121221109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110060060610599 + 110060060610600.

It is an arithmetic number, because the mean of its divisors is an integer number (110060060610600).

Almost surely, 2^{220120121221199} is an apocalyptic number.

220120121221199 is a deficient number, since it is larger than the sum of its proper divisors (1).

220120121221199 is an equidigital number, since it uses as much as digits as its factorization.

220120121221199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 220120121221199 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred ninety-nine".