20142233115 has 32 divisors (see below), whose sum is σ = 32802873600. Its totient is φ = 10551682944.

The previous prime is 20142233113. The next prime is 20142233143. The reversal of 20142233115 is 51133224102.

It is not a de Polignac number, because 20142233115 - 2¹ = 20142233113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20142233113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322032 + ... + 379458.

It is an arithmetic number, because the mean of its divisors is an integer number (1025089800).

Almost surely, 2^20142233115 is an apocalyptic number.

20142233115 is a deficient number, since it is larger than the sum of its proper divisors (12660640485).

20142233115 is a wasteful number, since it uses less digits than its factorization.

20142233115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57851.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 20142233115 its reverse (51133224102), we get a palindrome (71275457217).

The spelling of 20142233115 in words is "twenty billion, one hundred forty-two million, two hundred thirty-three thousand, one hundred fifteen".