1112212022211 has 12 divisors (see below), whose sum is σ = 1612205259288. Its totient is φ = 738854627904.

The previous prime is 1112212022197. The next prime is 1112212022221. The reversal of 1112212022211 is 1122202122111.

It is not a de Polignac number, because 1112212022211 - 2⁷ = 1112212022083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1112212022221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218335110 + ... + 218340203.

It is an arithmetic number, because the mean of its divisors is an integer number (134350438274).

Almost surely, 2^{1112212022211} is an apocalyptic number.

1112212022211 is a deficient number, since it is larger than the sum of its proper divisors (499993237077).

1112212022211 is a wasteful number, since it uses less digits than its factorization.

1112212022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436675602 (or 436675599 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1112212022211 its reverse (1122202122111), we get a palindrome (2234414144322).

The spelling of 1112212022211 in words is "one trillion, one hundred twelve billion, two hundred twelve million, twenty-two thousand, two hundred eleven".