2102952158999 has 4 divisors (see below), whose sum is σ = 2102955347064. Its totient is φ = 2102948970936.

The previous prime is 2102952158939. The next prime is 2102952159053. The reversal of 2102952158999 is 9998512592012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2102952158999 - 2⁸ = 2102952158743 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 (2102952158939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195692 + ... + 2060145.

It is an arithmetic number, because the mean of its divisors is an integer number (525738836766).

Almost surely, 2^{2102952158999} is an apocalyptic number.

2102952158999 is a deficient number, since it is larger than the sum of its proper divisors (3188065).

2102952158999 is an equidigital number, since it uses as much as digits as its factorization.

2102952158999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188064.

The product of its (nonzero) digits is 10497600, while the sum is 62.

The spelling of 2102952158999 in words is "two trillion, one hundred two billion, nine hundred fifty-two million, one hundred fifty-eight thousand, nine hundred ninety-nine".