112211212011001 has 16 divisors (see below), whose sum is σ = 114283903590720. Its totient is φ = 110144331460800.

The previous prime is 112211212010999. The next prime is 112211212011007. The reversal of 112211212011001 is 100110212112211.

It is a cyclic number.

It is not a de Polignac number, because 112211212011001 - 2¹ = 112211212010999 is a prime.

It is a super-2 number, since 2×112211212011001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112211212011007) 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, 110606151 + ... + 111616051.

It is an arithmetic number, because the mean of its divisors is an integer number (7142743974420).

Almost surely, 2^{112211212011001} is an apocalyptic number.

It is an amenable number.

112211212011001 is a deficient number, since it is larger than the sum of its proper divisors (2072691579719).

112211212011001 is a wasteful number, since it uses less digits than its factorization.

112211212011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012776.

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

Adding to 112211212011001 its reverse (100110212112211), we get a palindrome (212321424123212).

The spelling of 112211212011001 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred twelve million, eleven thousand, one".