10204102120145 has 16 divisors (see below), whose sum is σ = 12966160572288. Its totient is φ = 7682526600960.

The previous prime is 10204102120139. The next prime is 10204102120153. The reversal of 10204102120145 is 54102120140201.

It is not a de Polignac number, because 10204102120145 - 2¹⁸ = 10204101858001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10204102120145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3220469 + ... + 5547938.

It is an arithmetic number, because the mean of its divisors is an integer number (810385035768).

Almost surely, 2^{10204102120145} is an apocalyptic number.

It is an amenable number.

10204102120145 is a deficient number, since it is larger than the sum of its proper divisors (2762058452143).

10204102120145 is a wasteful number, since it uses less digits than its factorization.

10204102120145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8782120.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 10204102120145 its reverse (54102120140201), we get a palindrome (64306222260346).

The spelling of 10204102120145 in words is "ten trillion, two hundred four billion, one hundred two million, one hundred twenty thousand, one hundred forty-five".