223012122011 has 16 divisors (see below), whose sum is σ = 259891365888. Its totient is φ = 187393845600.

The previous prime is 223012122001. The next prime is 223012122059. The reversal of 223012122011 is 110221210322.

It is a cyclic number.

It is not a de Polignac number, because 223012122011 - 2¹⁰ = 223012120987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223012122001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212546 + ... + 700856.

It is an arithmetic number, because the mean of its divisors is an integer number (16243210368).

Almost surely, 2^223012122011 is an apocalyptic number.

223012122011 is a deficient number, since it is larger than the sum of its proper divisors (36879243877).

223012122011 is a wasteful number, since it uses less digits than its factorization.

223012122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489602.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 223012122011 its reverse (110221210322), we get a palindrome (333233332333).

The spelling of 223012122011 in words is "two hundred twenty-three billion, twelve million, one hundred twenty-two thousand, eleven".