11012120002222 has 4 divisors (see below), whose sum is σ = 16518180003336. Its totient is φ = 5506060001110.

The previous prime is 11012120002201. The next prime is 11012120002223. The reversal of 11012120002222 is 22220002121011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11012120002222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11012120002196 and 11012120002205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012120002223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2753030000554 + ... + 2753030000557.

It is an arithmetic number, because the mean of its divisors is an integer number (4129545000834).

Almost surely, 2^{11012120002222} is an apocalyptic number.

11012120002222 is a deficient number, since it is larger than the sum of its proper divisors (5506060001114).

11012120002222 is an equidigital number, since it uses as much as digits as its factorization.

11012120002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5506060001113.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11012120002222 its reverse (22220002121011), we get a palindrome (33232122123233).

The spelling of 11012120002222 in words is "eleven trillion, twelve billion, one hundred twenty million, two thousand, two hundred twenty-two".