2150111025803 has 4 divisors (see below), whose sum is σ = 2315504181648. Its totient is φ = 1984717869960.

The previous prime is 2150111025791. The next prime is 2150111025823. The reversal of 2150111025803 is 3085201110512.

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 2150111025803 - 2⁴ = 2150111025787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150111025823) 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, 82696577903 + ... + 82696577928.

It is an arithmetic number, because the mean of its divisors is an integer number (578876045412).

Almost surely, 2^{2150111025803} is an apocalyptic number.

2150111025803 is a deficient number, since it is larger than the sum of its proper divisors (165393155845).

2150111025803 is a wasteful number, since it uses less digits than its factorization.

2150111025803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165393155844.

The product of its (nonzero) digits is 2400, while the sum is 29.

The spelling of 2150111025803 in words is "two trillion, one hundred fifty billion, one hundred eleven million, twenty-five thousand, eight hundred three".