222120002013 has 32 divisors (see below), whose sum is σ = 364675670016. Its totient is φ = 117107218368.

The previous prime is 222120002011. The next prime is 222120002029. The reversal of 222120002013 is 310200021222.

It is a happy number.

It is not a de Polignac number, because 222120002013 - 2¹ = 222120002011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222120001983 and 222120002001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120002011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 395206 + ... + 774872.

It is an arithmetic number, because the mean of its divisors is an integer number (11396114688).

Almost surely, 2^222120002013 is an apocalyptic number.

It is an amenable number.

222120002013 is a deficient number, since it is larger than the sum of its proper divisors (142555668003).

222120002013 is a wasteful number, since it uses less digits than its factorization.

222120002013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381833.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222120002013 its reverse (310200021222), we get a palindrome (532320023235).

The spelling of 222120002013 in words is "two hundred twenty-two billion, one hundred twenty million, two thousand, thirteen".