20203312202 has 8 divisors (see below), whose sum is σ = 31349967300. Its totient is φ = 9753323104.

The previous prime is 20203312183. The next prime is 20203312223. The reversal of 20203312202 is 20221330202.

It can be written as a sum of positive squares in 2 ways, for example, as 18977542081 + 1225770121 = 137759^2 + 35011^2 .

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, 174166427 + ... + 174166542.

Almost surely, 2^20203312202 is an apocalyptic number.

20203312202 is a deficient number, since it is larger than the sum of its proper divisors (11146655098).

20203312202 is a wasteful number, since it uses less digits than its factorization.

20203312202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348333000.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20203312202 its reverse (20221330202), we get a palindrome (40424642404).

The spelling of 20203312202 in words is "twenty billion, two hundred three million, three hundred twelve thousand, two hundred two".