1122112212201 has 32 divisors (see below), whose sum is σ = 1734870493440. Its totient is φ = 715465555200.

The previous prime is 1122112212197. The next prime is 1122112212241. The reversal of 1122112212201 is 1022122112211.

1122112212201 is a `hidden beast` number, since 1 + 1 + 221 + 1 + 221 + 220 + 1 = 666.

It is not a de Polignac number, because 1122112212201 - 2² = 1122112212197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122112212241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5400721 + ... + 5604641.

It is an arithmetic number, because the mean of its divisors is an integer number (54214702920).

Almost surely, 2^{1122112212201} is an apocalyptic number.

It is an amenable number.

1122112212201 is a deficient number, since it is larger than the sum of its proper divisors (612758281239).

1122112212201 is a wasteful number, since it uses less digits than its factorization.

1122112212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212814 (or 212808 counting only the distinct ones).

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

Adding to 1122112212201 its reverse (1022122112211), we get a palindrome (2144234324412).

The spelling of 1122112212201 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twelve thousand, two hundred one".