222020031423 has 8 divisors (see below), whose sum is σ = 296131212208. Its totient is φ = 147961102464.

The previous prime is 222020031421. The next prime is 222020031439. The reversal of 222020031423 is 324130020222.

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

It is not a de Polignac number, because 222020031423 - 2¹ = 222020031421 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 222020031423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222020031421) 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, 13053040 + ... + 13070037.

It is an arithmetic number, because the mean of its divisors is an integer number (37016401526).

Almost surely, 2^222020031423 is an apocalyptic number.

222020031423 is a deficient number, since it is larger than the sum of its proper divisors (74111180785).

222020031423 is a wasteful number, since it uses less digits than its factorization.

222020031423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26125913.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 222020031423 its reverse (324130020222), we get a palindrome (546150051645).

The spelling of 222020031423 in words is "two hundred twenty-two billion, twenty million, thirty-one thousand, four hundred twenty-three".