2101021200319 has 2 divisors, whose sum is σ = 2101021200320. Its totient is φ = 2101021200318.

The previous prime is 2101021200199. The next prime is 2101021200349. The reversal of 2101021200319 is 9130021201012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2101021200319 - 2¹¹ = 2101021198271 is a prime.

It is a super-2 number, since 2×2101021200319² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2101021200319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101021200349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050510600159 + 1050510600160.

It is an arithmetic number, because the mean of its divisors is an integer number (1050510600160).

Almost surely, 2^{2101021200319} is an apocalyptic number.

2101021200319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101021200319 is an equidigital number, since it uses as much as digits as its factorization.

2101021200319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 2101021200319 in words is "two trillion, one hundred one billion, twenty-one million, two hundred thousand, three hundred nineteen".