222011232301231 has 4 divisors (see below), whose sum is σ = 222011363218264. Its totient is φ = 222011101384200.

The previous prime is 222011232301219. The next prime is 222011232301237. The reversal of 222011232301231 is 132103232110222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222011232301231 - 2⁹ = 222011232300719 is a prime.

It is a super-2 number, since 2×222011232301231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222011232301196 and 222011232301205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011232301237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62880960 + ... + 66317701.

It is an arithmetic number, because the mean of its divisors is an integer number (55502840804566).

Almost surely, 2^{222011232301231} is an apocalyptic number.

222011232301231 is a deficient number, since it is larger than the sum of its proper divisors (130917033).

222011232301231 is a wasteful number, since it uses less digits than its factorization.

222011232301231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130917032.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 222011232301231 its reverse (132103232110222), we get a palindrome (354114464411453).

The spelling of 222011232301231 in words is "two hundred twenty-two trillion, eleven billion, two hundred thirty-two million, three hundred one thousand, two hundred thirty-one".