213312032110220 has 12 divisors (see below), whose sum is σ = 447955267431504. Its totient is φ = 85324812844080.

The previous prime is 213312032110117. The next prime is 213312032110279. The reversal of 213312032110220 is 22011230213312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5332800802736 + ... + 5332800802775.

It is an arithmetic number, because the mean of its divisors is an integer number (37329605619292).

Almost surely, 2^{213312032110220} is an apocalyptic number.

213312032110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213312032110220 is an abundant number, since it is smaller than the sum of its proper divisors (234643235321284).

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

213312032110220 is a wasteful number, since it uses less digits than its factorization.

213312032110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10665601605520 (or 10665601605518 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 213312032110220 its reverse (22011230213312), we get a palindrome (235323262323532).

The spelling of 213312032110220 in words is "two hundred thirteen trillion, three hundred twelve billion, thirty-two million, one hundred ten thousand, two hundred twenty".