222212101121011 has 16 divisors (see below), whose sum is σ = 222772628181600. Its totient is φ = 221652135307008.

The previous prime is 222212101120981. The next prime is 222212101121071. The reversal of 222212101121011 is 110121101212222.

It is a happy number.

222212101121011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 222212101121011 - 2¹³ = 222212101112819 is a prime.

It is a super-2 number, since 2×222212101121011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222212101121011.

It is not an unprimeable number, because it can be changed into a prime (222212101121071) 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, 6434012935 + ... + 6434047471.

It is an arithmetic number, because the mean of its divisors is an integer number (13923289261350).

Almost surely, 2^{222212101121011} is an apocalyptic number.

222212101121011 is a deficient number, since it is larger than the sum of its proper divisors (560527060589).

222212101121011 is a wasteful number, since it uses less digits than its factorization.

222212101121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42198.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 222212101121011 its reverse (110121101212222), we get a palindrome (332333202333233).

The spelling of 222212101121011 in words is "two hundred twenty-two trillion, two hundred twelve billion, one hundred one million, one hundred twenty-one thousand, eleven".