220111401213 has 32 divisors (see below), whose sum is σ = 355946532480. Its totient is φ = 133321749120.

The previous prime is 220111401203. The next prime is 220111401217. The reversal of 220111401213 is 312104111022.

It is not a de Polignac number, because 220111401213 - 2¹⁰ = 220111400189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111401217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283945 + ... + 721697.

It is an arithmetic number, because the mean of its divisors is an integer number (11123329140).

Almost surely, 2^220111401213 is an apocalyptic number.

It is an amenable number.

220111401213 is a deficient number, since it is larger than the sum of its proper divisors (135835131267).

220111401213 is a wasteful number, since it uses less digits than its factorization.

220111401213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439466 (or 439460 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 220111401213 its reverse (312104111022), we get a palindrome (532215512235).

Subtracting 220111401213 from its reverse (312104111022), we obtain a square (91992709809 = 303303²).

The spelling of 220111401213 in words is "two hundred twenty billion, one hundred eleven million, four hundred one thousand, two hundred thirteen".