2220323031101 has 4 divisors (see below), whose sum is σ = 2537512035552. Its totient is φ = 1903134026652.

The previous prime is 2220323031071. The next prime is 2220323031107. The reversal of 2220323031101 is 1011303230222.

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 2220323031101 - 2²⁶ = 2220255922237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220323031107) 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, 158594502215 + ... + 158594502228.

It is an arithmetic number, because the mean of its divisors is an integer number (634378008888).

Almost surely, 2^{2220323031101} is an apocalyptic number.

It is an amenable number.

2220323031101 is a deficient number, since it is larger than the sum of its proper divisors (317189004451).

2220323031101 is an equidigital number, since it uses as much as digits as its factorization.

2220323031101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317189004450.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2220323031101 its reverse (1011303230222), we get a palindrome (3231626261323).

The spelling of 2220323031101 in words is "two trillion, two hundred twenty billion, three hundred twenty-three million, thirty-one thousand, one hundred one".