220020310131203 has 4 divisors (see below), whose sum is σ = 220020415212888. Its totient is φ = 220020205049520.

The previous prime is 220020310131169. The next prime is 220020310131221. The reversal of 220020310131203 is 302131013020022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220020310131203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220020310131233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49334933 + ... + 53609478.

It is an arithmetic number, because the mean of its divisors is an integer number (55005103803222).

Almost surely, 2^{220020310131203} is an apocalyptic number.

220020310131203 is a deficient number, since it is larger than the sum of its proper divisors (105081685).

220020310131203 is a wasteful number, since it uses less digits than its factorization.

220020310131203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105081684.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 220020310131203 its reverse (302131013020022), we get a palindrome (522151323151225).

The spelling of 220020310131203 in words is "two hundred twenty trillion, twenty billion, three hundred ten million, one hundred thirty-one thousand, two hundred three".