201112202111001 has 16 divisors (see below), whose sum is σ = 277426655204160. Its totient is φ = 129437292358080.

The previous prime is 201112202110979. The next prime is 201112202111069. The reversal of 201112202111001 is 100111202211102.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-201112202111001 is a prime.

It is a super-2 number, since 2×201112202111001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201112202151001) 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, 126347710 + ... + 127929543.

It is an arithmetic number, because the mean of its divisors is an integer number (17339165950260).

Almost surely, 2^{201112202111001} is an apocalyptic number.

It is an amenable number.

201112202111001 is a deficient number, since it is larger than the sum of its proper divisors (76314453093159).

201112202111001 is a wasteful number, since it uses less digits than its factorization.

201112202111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254286376.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201112202111001 its reverse (100111202211102), we get a palindrome (301223404322103).

The spelling of 201112202111001 in words is "two hundred one trillion, one hundred twelve billion, two hundred two million, one hundred eleven thousand, one".