2121130101199 has 2 divisors, whose sum is σ = 2121130101200. Its totient is φ = 2121130101198.

The previous prime is 2121130101193. The next prime is 2121130101203. The reversal of 2121130101199 is 9911010311212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2121130101199 - 2³ = 2121130101191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2121130101199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2121130101191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060565050599 + 1060565050600.

It is an arithmetic number, because the mean of its divisors is an integer number (1060565050600).

Almost surely, 2^{2121130101199} is an apocalyptic number.

2121130101199 is a deficient number, since it is larger than the sum of its proper divisors (1).

2121130101199 is an equidigital number, since it uses as much as digits as its factorization.

2121130101199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 31.

The spelling of 2121130101199 in words is "two trillion, one hundred twenty-one billion, one hundred thirty million, one hundred one thousand, one hundred ninety-nine".