220031123010 has 32 divisors (see below), whose sum is σ = 528126937920. Its totient is φ = 58669161408.

The previous prime is 220031122981. The next prime is 220031123017. The reversal of 220031123010 is 10321130022.

220031123010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (220031123017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50080 + ... + 665259.

It is an arithmetic number, because the mean of its divisors is an integer number (16503966810).

Almost surely, 2^220031123010 is an apocalyptic number.

220031123010 is an abundant number, since it is smaller than the sum of its proper divisors (308095814910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220031123010 is a wasteful number, since it uses less digits than its factorization.

220031123010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725602.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 220031123010 its reverse (10321130022), we get a palindrome (230352253032).

The spelling of 220031123010 in words is "two hundred twenty billion, thirty-one million, one hundred twenty-three thousand, ten".