2142112254 has 16 divisors (see below), whose sum is σ = 4323530640. Its totient is φ = 707486400.

The previous prime is 2142112241. The next prime is 2142112261. The reversal of 2142112254 is 4522112412.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1637047 + ... + 1638354.

It is an arithmetic number, because the mean of its divisors is an integer number (270220665).

Almost surely, 2^2142112254 is an apocalyptic number.

2142112254 is an abundant number, since it is smaller than the sum of its proper divisors (2181418386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2142112254 is a wasteful number, since it uses less digits than its factorization.

2142112254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275515.

The product of its digits is 1280, while the sum is 24.

The square root of 2142112254 is about 46282.9585700828. The cubic root of 2142112254 is about 1289.0825867031.

Adding to 2142112254 its reverse (4522112412), we get a palindrome (6664224666).

The spelling of 2142112254 in words is "two billion, one hundred forty-two million, one hundred twelve thousand, two hundred fifty-four".