20313302 has 4 divisors (see below), whose sum is σ = 30469956. Its totient is φ = 10156650.

The previous prime is 20313281. The next prime is 20313343. The reversal of 20313302 is 20331302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5078324 + ... + 5078327.

It is an arithmetic number, because the mean of its divisors is an integer number (7617489).

Almost surely, 2^20313302 is an apocalyptic number.

20313302 is a deficient number, since it is larger than the sum of its proper divisors (10156654).

20313302 is a wasteful number, since it uses less digits than its factorization.

20313302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10156653.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 20313302 is about 4507.0280673632. The cubic root of 20313302 is about 272.8518116804.

Adding to 20313302 its reverse (20331302), we get a palindrome (40644604).

The spelling of 20313302 in words is "twenty million, three hundred thirteen thousand, three hundred two".