2100331119949 has 2 divisors, whose sum is σ = 2100331119950. Its totient is φ = 2100331119948.

The previous prime is 2100331119941. The next prime is 2100331120051. The reversal of 2100331119949 is 9499111330012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2093490672100 + 6840447849 = 1446890^2 + 82707^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100331119949 - 2³ = 2100331119941 is a prime.

It is a super-2 number, since 2×2100331119949² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100331119941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050165559974 + 1050165559975.

It is an arithmetic number, because the mean of its divisors is an integer number (1050165559975).

Almost surely, 2^{2100331119949} is an apocalyptic number.

It is an amenable number.

2100331119949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100331119949 is an equidigital number, since it uses as much as digits as its factorization.

2100331119949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 43.

The spelling of 2100331119949 in words is "two trillion, one hundred billion, three hundred thirty-one million, one hundred nineteen thousand, nine hundred forty-nine".