20142364012 has 12 divisors (see below), whose sum is σ = 35914215456. Its totient is φ = 9881159600.

The previous prime is 20142364009. The next prime is 20142364013. The reversal of 20142364012 is 21046324102.

It is a happy number.

It is a super-2 number, since 2×20142364012² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20142364013) 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, 47505364 + ... + 47505787.

It is an arithmetic number, because the mean of its divisors is an integer number (2992851288).

Almost surely, 2^20142364012 is an apocalyptic number.

It is an amenable number.

20142364012 is a deficient number, since it is larger than the sum of its proper divisors (15771851444).

20142364012 is a wasteful number, since it uses less digits than its factorization.

20142364012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95011208 (or 95011206 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 20142364012 its reverse (21046324102), we get a palindrome (41188688114).

The spelling of 20142364012 in words is "twenty billion, one hundred forty-two million, three hundred sixty-four thousand, twelve".