220112311232001 has 16 divisors (see below), whose sum is σ = 296232327644544. Its totient is φ = 145371316616064.

The previous prime is 220112311231963. The next prime is 220112311232059. The reversal of 220112311232001 is 100232113211022.

It is not a de Polignac number, because 220112311232001 - 2¹⁸ = 220112310969857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220112311232701) 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, 549648990 + ... + 550049303.

It is an arithmetic number, because the mean of its divisors is an integer number (18514520477784).

Almost surely, 2^{220112311232001} is an apocalyptic number.

It is an amenable number.

220112311232001 is a deficient number, since it is larger than the sum of its proper divisors (76120016412543).

220112311232001 is a wasteful number, since it uses less digits than its factorization.

220112311232001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099698920.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 220112311232001 its reverse (100232113211022), we get a palindrome (320344424443023).

The spelling of 220112311232001 in words is "two hundred twenty trillion, one hundred twelve billion, three hundred eleven million, two hundred thirty-two thousand, one".