202140332402 has 8 divisors (see below), whose sum is σ = 303246041436. Its totient is φ = 101058318592.

The previous prime is 202140332363. The next prime is 202140332417. The reversal of 202140332402 is 204233041202.

It can be written as a sum of positive squares in 2 ways, for example, as 167347264561 + 34793067841 = 409081^2 + 186529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5902463 + ... + 5936610.

Almost surely, 2^202140332402 is an apocalyptic number.

202140332402 is a deficient number, since it is larger than the sum of its proper divisors (101105709034).

202140332402 is a wasteful number, since it uses less digits than its factorization.

202140332402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11847612.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 202140332402 its reverse (204233041202), we get a palindrome (406373373604).

The spelling of 202140332402 in words is "two hundred two billion, one hundred forty million, three hundred thirty-two thousand, four hundred two".