220311212010 has 64 divisors (see below), whose sum is σ = 530725478400. Its totient is φ = 58530146112.

The previous prime is 220311211979. The next prime is 220311212039. The reversal of 220311212010 is 10212113022.

220311212010 is digitally balanced in base 3, 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 an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11429761 + ... + 11449019.

It is an arithmetic number, because the mean of its divisors is an integer number (8292585600).

Almost surely, 2^220311212010 is an apocalyptic number.

220311212010 is an abundant number, since it is smaller than the sum of its proper divisors (310414266390).

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

220311212010 is a wasteful number, since it uses less digits than its factorization.

220311212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20675.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 220311212010 its reverse (10212113022), we get a palindrome (230523325032).

It can be divided in two parts, 2203112 and 12010, that added together give a palindrome (2215122).

The spelling of 220311212010 in words is "two hundred twenty billion, three hundred eleven million, two hundred twelve thousand, ten".