2012201022111 has 8 divisors (see below), whose sum is σ = 3066211081344. Its totient is φ = 1149829155480.

The previous prime is 2012201022079. The next prime is 2012201022163. The reversal of 2012201022111 is 1112201022102.

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

It is not a de Polignac number, because 2012201022111 - 2⁵ = 2012201022079 is a prime.

It is a super-2 number, since 2×2012201022111² (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 (2012201020111) 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, 47909548125 + ... + 47909548166.

It is an arithmetic number, because the mean of its divisors is an integer number (383276385168).

Almost surely, 2^{2012201022111} is an apocalyptic number.

2012201022111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2012201022111 is a deficient number, since it is larger than the sum of its proper divisors (1054010059233).

2012201022111 is an equidigital number, since it uses as much as digits as its factorization.

2012201022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95819096301.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012201022111 its reverse (1112201022102), we get a palindrome (3124402044213).

Subtracting from 2012201022111 its reverse (1112201022102), we obtain a palindrome (900000000009).

The spelling of 2012201022111 in words is "two trillion, twelve billion, two hundred one million, twenty-two thousand, one hundred eleven".