2102525120413 has 8 divisors (see below), whose sum is σ = 2117475600696. Its totient is φ = 2087616460800.

The previous prime is 2102525120407. The next prime is 2102525120447. The reversal of 2102525120413 is 3140215252012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 336183114969 + 1766342005444 = 579813^2 + 1329038^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2102525120413 is a prime.

It is a super-2 number, since 2×2102525120413² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102525130413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10354258 + ... + 10555363.

It is an arithmetic number, because the mean of its divisors is an integer number (264684450087).

Almost surely, 2^{2102525120413} is an apocalyptic number.

It is an amenable number.

2102525120413 is a deficient number, since it is larger than the sum of its proper divisors (14950480283).

2102525120413 is a wasteful number, since it uses less digits than its factorization.

2102525120413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20910335.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 2102525120413 in words is "two trillion, one hundred two billion, five hundred twenty-five million, one hundred twenty thousand, four hundred thirteen".