1101212222 has 16 divisors (see below), whose sum is σ = 1896825600. Its totient is φ = 474206040.

The previous prime is 1101212207. The next prime is 1101212237. The reversal of 1101212222 is 2222121011.

It is an interprime number because it is at equal distance from previous prime (1101212207) and next prime (1101212237).

It is a super-3 number, since 3×1101212222³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101212197 and 1101212206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316822 + ... + 1317657.

It is an arithmetic number, because the mean of its divisors is an integer number (118551600).

Almost surely, 2^1101212222 is an apocalyptic number.

1101212222 is a deficient number, since it is larger than the sum of its proper divisors (795613378).

1101212222 is a wasteful number, since it uses less digits than its factorization.

1101212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634511.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1101212222 is about 33184.5178057479. The cubic root of 1101212222 is about 1032.6591740247.

Adding to 1101212222 its reverse (2222121011), we get a palindrome (3323333233).

The spelling of 1101212222 in words is "one billion, one hundred one million, two hundred twelve thousand, two hundred twenty-two".