220232001109 has 4 divisors (see below), whose sum is σ = 220240974240. Its totient is φ = 220223027980.

The previous prime is 220232001091. The next prime is 220232001113. The reversal of 220232001109 is 901100232022.

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, and also an emirpimes, since its reverse is a distinct semiprime: 901100232022 = 2 ⋅450550116011.

It is a cyclic number.

It is not a de Polignac number, because 220232001109 - 2¹³ = 220231992917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220232001109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220232001179) 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, 4449649 + ... + 4498870.

It is an arithmetic number, because the mean of its divisors is an integer number (55060243560).

Almost surely, 2^220232001109 is an apocalyptic number.

It is an amenable number.

220232001109 is a deficient number, since it is larger than the sum of its proper divisors (8973131).

220232001109 is an equidigital number, since it uses as much as digits as its factorization.

220232001109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8973130.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 220232001109 in words is "two hundred twenty billion, two hundred thirty-two million, one thousand, one hundred nine".