2121030119999 has 16 divisors (see below), whose sum is σ = 2567247187968. Its totient is φ = 1710668118912.

The previous prime is 2121030119951. The next prime is 2121030120059. The reversal of 2121030119999 is 9999110301212.

It is a cyclic number.

It is not a de Polignac number, because 2121030119999 - 2⁴⁰ = 1021518492223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121030119399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668299 + ... + 2650524.

It is an arithmetic number, because the mean of its divisors is an integer number (160452949248).

Almost surely, 2^{2121030119999} is an apocalyptic number.

2121030119999 is a deficient number, since it is larger than the sum of its proper divisors (446217067969).

2121030119999 is a wasteful number, since it uses less digits than its factorization.

2121030119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4322974.

The product of its (nonzero) digits is 78732, while the sum is 47.

The spelling of 2121030119999 in words is "two trillion, one hundred twenty-one billion, thirty million, one hundred nineteen thousand, nine hundred ninety-nine".