2209912101111 has 32 divisors (see below), whose sum is σ = 3542184721152. Its totient is φ = 1207562952960.

The previous prime is 2209912101107. The next prime is 2209912101151. The reversal of 2209912101111 is 1111012199022.

It is not a de Polignac number, because 2209912101111 - 2² = 2209912101107 is a prime.

It is a super-2 number, since 2×2209912101111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209912101151) 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, 59880510 + ... + 59917403.

It is an arithmetic number, because the mean of its divisors is an integer number (110693272536).

Almost surely, 2^{2209912101111} is an apocalyptic number.

2209912101111 is a deficient number, since it is larger than the sum of its proper divisors (1332272620041).

2209912101111 is a wasteful number, since it uses less digits than its factorization.

2209912101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119797983.

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 2209912101111 in words is "two trillion, two hundred nine billion, nine hundred twelve million, one hundred one thousand, one hundred eleven".