220433243101 has 4 divisors (see below), whose sum is σ = 220441488604. Its totient is φ = 220424997600.

The previous prime is 220433243011. The next prime is 220433243131. The reversal of 220433243101 is 101342334022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 173140042201 + 47293200900 = 416101^2 + 217470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220433243101 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 (220433243131) 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, 4082520 + ... + 4136161.

It is an arithmetic number, because the mean of its divisors is an integer number (55110372151).

Almost surely, 2^220433243101 is an apocalyptic number.

It is an amenable number.

220433243101 is a deficient number, since it is larger than the sum of its proper divisors (8245503).

220433243101 is an equidigital number, since it uses as much as digits as its factorization.

220433243101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245502.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 220433243101 its reverse (101342334022), we get a palindrome (321775577123).

The spelling of 220433243101 in words is "two hundred twenty billion, four hundred thirty-three million, two hundred forty-three thousand, one hundred one".