2102341402245 has 16 divisors (see below), whose sum is σ = 3844281421440. Its totient is φ = 961070355264.

The previous prime is 2102341402237. The next prime is 2102341402307. The reversal of 2102341402245 is 5422041432012.

It is a happy number.

It is not a de Polignac number, because 2102341402245 - 2³ = 2102341402237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10011149430 + ... + 10011149639.

It is an arithmetic number, because the mean of its divisors is an integer number (240267588840).

Almost surely, 2^{2102341402245} is an apocalyptic number.

It is an amenable number.

2102341402245 is a deficient number, since it is larger than the sum of its proper divisors (1741940019195).

2102341402245 is a wasteful number, since it uses less digits than its factorization.

2102341402245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20022299084.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 2102341402245 its reverse (5422041432012), we get a palindrome (7524382834257).

The spelling of 2102341402245 in words is "two trillion, one hundred two billion, three hundred forty-one million, four hundred two thousand, two hundred forty-five".