2120104899533 has 2 divisors, whose sum is σ = 2120104899534. Its totient is φ = 2120104899532.

The previous prime is 2120104899443. The next prime is 2120104899541. The reversal of 2120104899533 is 3359984010212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2120104899364 + 169 = 1456058^2 + 13^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120104899533 - 2²⁰ = 2120103850957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120104899553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060052449766 + 1060052449767.

It is an arithmetic number, because the mean of its divisors is an integer number (1060052449767).

Almost surely, 2^{2120104899533} is an apocalyptic number.

It is an amenable number.

2120104899533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120104899533 is an equidigital number, since it uses as much as digits as its factorization.

2120104899533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 2120104899533 in words is "two trillion, one hundred twenty billion, one hundred four million, eight hundred ninety-nine thousand, five hundred thirty-three".