2112200111001 has 8 divisors (see below), whose sum is σ = 2981929568544. Its totient is φ = 1325302030400.

The previous prime is 2112200110991. The next prime is 2112200111003. The reversal of 2112200111001 is 1001110022112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2112200111001 - 2¹³ = 2112200102809 is a prime.

It is a super-2 number, since 2×2112200111001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112200111003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20707844175 + ... + 20707844276.

It is an arithmetic number, because the mean of its divisors is an integer number (372741196068).

Almost surely, 2^{2112200111001} is an apocalyptic number.

It is an amenable number.

2112200111001 is a deficient number, since it is larger than the sum of its proper divisors (869729457543).

2112200111001 is a wasteful number, since it uses less digits than its factorization.

2112200111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41415688471.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2112200111001 its reverse (1001110022112), we get a palindrome (3113310133113).

The spelling of 2112200111001 in words is "two trillion, one hundred twelve billion, two hundred million, one hundred eleven thousand, one".