220291192023 has 16 divisors (see below), whose sum is σ = 343869179136. Its totient is φ = 122810420160.

The previous prime is 220291192019. The next prime is 220291192039. The reversal of 220291192023 is 320291192022.

It is a happy number.

220291192023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220291192023 - 2² = 220291192019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220291192523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127926661 + ... + 127928382.

It is an arithmetic number, because the mean of its divisors is an integer number (21491823696).

Almost surely, 2^220291192023 is an apocalyptic number.

220291192023 is a deficient number, since it is larger than the sum of its proper divisors (123577987113).

220291192023 is a wasteful number, since it uses less digits than its factorization.

220291192023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255855094.

The product of its (nonzero) digits is 7776, while the sum is 33.

Subtracting 220291192023 from its reverse (320291192022), we obtain a palindrome (99999999999).

The spelling of 220291192023 in words is "two hundred twenty billion, two hundred ninety-one million, one hundred ninety-two thousand, twenty-three".