2144121234 has 48 divisors (see below), whose sum is σ = 4554333792. Its totient is φ = 672826176.

The previous prime is 2144121227. The next prime is 2144121241. The reversal of 2144121234 is 4321214412.

It is an interprime number because it is at equal distance from previous prime (2144121227) and next prime (2144121241).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350022 + ... + 356094.

It is an arithmetic number, because the mean of its divisors is an integer number (94881954).

Almost surely, 2^2144121234 is an apocalyptic number.

2144121234 is an abundant number, since it is smaller than the sum of its proper divisors (2410212558).

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

2144121234 is a wasteful number, since it uses less digits than its factorization.

2144121234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6279 (or 6260 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 2144121234 is about 46304.6567204639. The cubic root of 2144121234 is about 1289.4854494935.

Adding to 2144121234 its reverse (4321214412), we get a palindrome (6465335646).

The spelling of 2144121234 in words is "two billion, one hundred forty-four million, one hundred twenty-one thousand, two hundred thirty-four".