222011123213 has 8 divisors (see below), whose sum is σ = 252724124736. Its totient is φ = 193053150400.

The previous prime is 222011123143. The next prime is 222011123219. The reversal of 222011123213 is 312321110222.

222011123213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-222011123213 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 (222011123219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438756908 + ... + 438757413.

It is an arithmetic number, because the mean of its divisors is an integer number (31590515592).

Almost surely, 2^222011123213 is an apocalyptic number.

222011123213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

222011123213 is a deficient number, since it is larger than the sum of its proper divisors (30713001523).

222011123213 is a wasteful number, since it uses less digits than its factorization.

222011123213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877514355.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 222011123213 its reverse (312321110222), we get a palindrome (534332233435).

The spelling of 222011123213 in words is "two hundred twenty-two billion, eleven million, one hundred twenty-three thousand, two hundred thirteen".