2142203294 has 32 divisors (see below), whose sum is σ = 4029405696. Its totient is φ = 829789920.

The previous prime is 2142203257. The next prime is 2142203311. The reversal of 2142203294 is 4923022412.

It is a happy number.

It is a congruent number.

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, 13562 + ... + 66845.

It is an arithmetic number, because the mean of its divisors is an integer number (125918928).

Almost surely, 2^2142203294 is an apocalyptic number.

2142203294 is a deficient number, since it is larger than the sum of its proper divisors (1887202402).

2142203294 is a wasteful number, since it uses less digits than its factorization.

2142203294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80600.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2142203294 is about 46283.9420749789. The cubic root of 2142203294 is about 1289.1008484936.

The spelling of 2142203294 in words is "two billion, one hundred forty-two million, two hundred three thousand, two hundred ninety-four".