2120106002153 has 4 divisors (see below), whose sum is σ = 2123780363220. Its totient is φ = 2116431641088.

The previous prime is 2120106002149. The next prime is 2120106002191. The reversal of 2120106002153 is 3512006010212.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1544333114944 + 575772887209 = 1242712^2 + 758797^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120106002153 - 2² = 2120106002149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120106002143) 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, 1837179668 + ... + 1837180821.

It is an arithmetic number, because the mean of its divisors is an integer number (530945090805).

Almost surely, 2^{2120106002153} is an apocalyptic number.

It is an amenable number.

2120106002153 is a deficient number, since it is larger than the sum of its proper divisors (3674361067).

2120106002153 is an equidigital number, since it uses as much as digits as its factorization.

2120106002153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674361066.

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 2120106002153 in words is "two trillion, one hundred twenty billion, one hundred six million, two thousand, one hundred fifty-three".