222001211011 has 8 divisors (see below), whose sum is σ = 224608281264. Its totient is φ = 219403998240.

The previous prime is 222001211009. The next prime is 222001211021. The reversal of 222001211011 is 110112100222.

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

It is a cyclic number.

It is not a de Polignac number, because 222001211011 - 2¹ = 222001211009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222001210982 and 222001211000.

It is not an unprimeable number, because it can be changed into a prime (222001211021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2419060 + ... + 2509153.

It is an arithmetic number, because the mean of its divisors is an integer number (28076035158).

Almost surely, 2^222001211011 is an apocalyptic number.

222001211011 is a deficient number, since it is larger than the sum of its proper divisors (2607070253).

222001211011 is a wasteful number, since it uses less digits than its factorization.

222001211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4928741.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 222001211011 its reverse (110112100222), we get a palindrome (332113311233).

The spelling of 222001211011 in words is "two hundred twenty-two billion, one million, two hundred eleven thousand, eleven".