145023222323 has 8 divisors (see below), whose sum is σ = 165771601248. Its totient is φ = 124282537344.

The previous prime is 145023222319. The next prime is 145023222403. The reversal of 145023222323 is 323222320541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145023222323 - 2² = 145023222319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145023222023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883036 + ... + 1958537.

It is an arithmetic number, because the mean of its divisors is an integer number (20721450156).

Almost surely, 2^145023222323 is an apocalyptic number.

145023222323 is a deficient number, since it is larger than the sum of its proper divisors (20748378925).

145023222323 is an equidigital number, since it uses as much as digits as its factorization.

145023222323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846973.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 145023222323 its reverse (323222320541), we get a palindrome (468245542864).

The spelling of 145023222323 in words is "one hundred forty-five billion, twenty-three million, two hundred twenty-two thousand, three hundred twenty-three".