220013223101 has 4 divisors (see below), whose sum is σ = 251443683552. Its totient is φ = 188582762652.

The previous prime is 220013223097. The next prime is 220013223103. The reversal of 220013223101 is 101322310022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220013223101 - 2² = 220013223097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220013223101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220013223103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15715230215 + ... + 15715230228.

It is an arithmetic number, because the mean of its divisors is an integer number (62860920888).

Almost surely, 2^220013223101 is an apocalyptic number.

It is an amenable number.

220013223101 is a deficient number, since it is larger than the sum of its proper divisors (31430460451).

220013223101 is an equidigital number, since it uses as much as digits as its factorization.

220013223101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31430460450.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 220013223101 its reverse (101322310022), we get a palindrome (321335533123).

The spelling of 220013223101 in words is "two hundred twenty billion, thirteen million, two hundred twenty-three thousand, one hundred one".