220123010012 has 12 divisors (see below), whose sum is σ = 385218797376. Its totient is φ = 110060496480.

The previous prime is 220123010011. The next prime is 220123010033. The reversal of 220123010012 is 210010321022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220123010011) 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, 466613 + ... + 811155.

It is an arithmetic number, because the mean of its divisors is an integer number (32101566448).

Almost surely, 2^220123010012 is an apocalyptic number.

It is an amenable number.

220123010012 is a deficient number, since it is larger than the sum of its proper divisors (165095787364).

220123010012 is a wasteful number, since it uses less digits than its factorization.

220123010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504268 (or 504266 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220123010012 its reverse (210010321022), we get a palindrome (430133331034).

The spelling of 220123010012 in words is "two hundred twenty billion, one hundred twenty-three million, ten thousand, twelve".