10140202238 has 16 divisors (see below), whose sum is σ = 15722864640. Its totient is φ = 4899703800.

The previous prime is 10140202231. The next prime is 10140202253. The reversal of 10140202238 is 83220204101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140202231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69158 + ... + 158313.

It is an arithmetic number, because the mean of its divisors is an integer number (982679040).

Almost surely, 2^10140202238 is an apocalyptic number.

10140202238 is a deficient number, since it is larger than the sum of its proper divisors (5582662402).

10140202238 is a wasteful number, since it uses less digits than its factorization.

10140202238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228223.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 10140202238 its reverse (83220204101), we get a palindrome (93360406339).

The spelling of 10140202238 in words is "ten billion, one hundred forty million, two hundred two thousand, two hundred thirty-eight".