10202140234 has 16 divisors (see below), whose sum is σ = 17978597280. Its totient is φ = 4280618160.

The previous prime is 10202140127. The next prime is 10202140237. The reversal of 10202140234 is 43204120201.

It is not an unprimeable number, because it can be changed into a prime (10202140237) 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, 17835624 + ... + 17836195.

It is an arithmetic number, because the mean of its divisors is an integer number (1123662330).

Almost surely, 2^10202140234 is an apocalyptic number.

10202140234 is a deficient number, since it is larger than the sum of its proper divisors (7776457046).

10202140234 is a wasteful number, since it uses less digits than its factorization.

10202140234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35671845.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10202140234 its reverse (43204120201), we get a palindrome (53406260435).

The spelling of 10202140234 in words is "ten billion, two hundred two million, one hundred forty thousand, two hundred thirty-four".