220622511311423 has 8 divisors (see below), whose sum is σ = 237593765782800. Its totient is φ = 203651298563328.

The previous prime is 220622511311399. The next prime is 220622511311467. The reversal of 220622511311423 is 324113115226022.

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

It is a cyclic number.

It is not a de Polignac number, because 220622511311423 - 2¹⁶ = 220622511245887 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 (220622511311023) 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, 1016768 + ... + 21030426.

It is an arithmetic number, because the mean of its divisors is an integer number (29699220722850).

Almost surely, 2^{220622511311423} is an apocalyptic number.

220622511311423 is a deficient number, since it is larger than the sum of its proper divisors (16971254471377).

220622511311423 is a wasteful number, since it uses less digits than its factorization.

220622511311423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20861641.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 220622511311423 its reverse (324113115226022), we get a palindrome (544735626537445).

The spelling of 220622511311423 in words is "two hundred twenty trillion, six hundred twenty-two billion, five hundred eleven million, three hundred eleven thousand, four hundred twenty-three".