220231312103 has 16 divisors (see below), whose sum is σ = 249508887936. Its totient is φ = 192635483040.

The previous prime is 220231312069. The next prime is 220231312111. The reversal of 220231312103 is 301213132022.

It is not a de Polignac number, because 220231312103 - 2⁶ = 220231312039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220231312123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3442976 + ... + 3506357.

It is an arithmetic number, because the mean of its divisors is an integer number (15594305496).

Almost surely, 2^220231312103 is an apocalyptic number.

220231312103 is a deficient number, since it is larger than the sum of its proper divisors (29277575833).

220231312103 is a wasteful number, since it uses less digits than its factorization.

220231312103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6949454.

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

Adding to 220231312103 its reverse (301213132022), we get a palindrome (521444444125).

The spelling of 220231312103 in words is "two hundred twenty billion, two hundred thirty-one million, three hundred twelve thousand, one hundred three".