222210121011 has 16 divisors (see below), whose sum is σ = 296635067520. Its totient is φ = 147962721600.

The previous prime is 222210120991. The next prime is 222210121027. The reversal of 222210121011 is 110121012222.

It is a de Polignac number, because none of the positive numbers 2^k-222210121011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222210121411) 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, 11654436 + ... + 11673486.

It is an arithmetic number, because the mean of its divisors is an integer number (18539691720).

Almost surely, 2^222210121011 is an apocalyptic number.

222210121011 is a deficient number, since it is larger than the sum of its proper divisors (74424946509).

222210121011 is a wasteful number, since it uses less digits than its factorization.

222210121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23506.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222210121011 its reverse (110121012222), we get a palindrome (332331133233).

The spelling of 222210121011 in words is "two hundred twenty-two billion, two hundred ten million, one hundred twenty-one thousand, eleven".