121120101199 has 2 divisors, whose sum is σ = 121120101200. Its totient is φ = 121120101198.

The previous prime is 121120101197. The next prime is 121120101203. The reversal of 121120101199 is 991101021121.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (991101021121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121120101199 - 2¹ = 121120101197 is a prime.

Together with 121120101197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121120101197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60560050599 + 60560050600.

It is an arithmetic number, because the mean of its divisors is an integer number (60560050600).

Almost surely, 2^121120101199 is an apocalyptic number.

121120101199 is a deficient number, since it is larger than the sum of its proper divisors (1).

121120101199 is an equidigital number, since it uses as much as digits as its factorization.

121120101199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 121120101199 in words is "one hundred twenty-one billion, one hundred twenty million, one hundred one thousand, one hundred ninety-nine".