222011420423 has 24 divisors (see below), whose sum is σ = 254367674400. Its totient is φ = 192584747520.

The previous prime is 222011420399. The next prime is 222011420431. The reversal of 222011420423 is 324024110222.

It is a de Polignac number, because none of the positive numbers 2^k-222011420423 is a prime.

It is a super-2 number, since 2×222011420423² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011420443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2438678 + ... + 2528076.

It is an arithmetic number, because the mean of its divisors is an integer number (10598653100).

Almost surely, 2^222011420423 is an apocalyptic number.

222011420423 is a deficient number, since it is larger than the sum of its proper divisors (32356253977).

222011420423 is a wasteful number, since it uses less digits than its factorization.

222011420423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90107 (or 90090 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 222011420423 its reverse (324024110222), we get a palindrome (546035530645).

The spelling of 222011420423 in words is "two hundred twenty-two billion, eleven million, four hundred twenty thousand, four hundred twenty-three".