2142434012 has 24 divisors (see below), whose sum is σ = 3789956352. Its totient is φ = 1059652800.

The previous prime is 2142433933. The next prime is 2142434029. The reversal of 2142434012 is 2104342412.

It is a super-2 number, since 2×2142434012² = 9180046991548832288, which contains 22 as substring.

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, 130538 + ... + 146030.

It is an arithmetic number, because the mean of its divisors is an integer number (157914848).

Almost surely, 2^2142434012 is an apocalyptic number.

It is an amenable number.

2142434012 is a deficient number, since it is larger than the sum of its proper divisors (1647522340).

2142434012 is a wasteful number, since it uses less digits than its factorization.

2142434012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15869 (or 15867 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2142434012 is about 46286.4344273784. The cubic root of 2142434012 is about 1289.1471260954.

Adding to 2142434012 its reverse (2104342412), we get a palindrome (4246776424).

The spelling of 2142434012 in words is "two billion, one hundred forty-two million, four hundred thirty-four thousand, twelve".