10140040202 has 4 divisors (see below), whose sum is σ = 15210060306. Its totient is φ = 5070020100.

The previous prime is 10140040193. The next prime is 10140040231. The reversal of 10140040202 is 20204004101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5191058401 + 4948981801 = 72049^2 + 70349^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2535010049 + ... + 2535010052.

Almost surely, 2^10140040202 is an apocalyptic number.

10140040202 is a deficient number, since it is larger than the sum of its proper divisors (5070020104).

10140040202 is an equidigital number, since it uses as much as digits as its factorization.

10140040202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5070020103.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10140040202 its reverse (20204004101), we get a palindrome (30344044303).

The spelling of 10140040202 in words is "ten billion, one hundred forty million, forty thousand, two hundred two".