20003031320330 has 8 divisors (see below), whose sum is σ = 36005456376612. Its totient is φ = 8001212528128.

The previous prime is 20003031320309. The next prime is 20003031320347. The reversal of 20003031320330 is 3302313030002.

It can be written as a sum of positive squares in 2 ways, for example, as 19022656081009 + 980375239321 = 4361497^2 + 990139^2 .

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, 1000151566007 + ... + 1000151566026.

Almost surely, 2^{20003031320330} is an apocalyptic number.

20003031320330 is a deficient number, since it is larger than the sum of its proper divisors (16002425056282).

20003031320330 is a wasteful number, since it uses less digits than its factorization.

20003031320330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000303132040.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 20003031320330 its reverse (3302313030002), we get a palindrome (23305344350332).

The spelling of 20003031320330 in words is "twenty trillion, three billion, thirty-one million, three hundred twenty thousand, three hundred thirty".