201120012122001 has 32 divisors (see below), whose sum is σ = 324647576690688. Its totient is φ = 108114910444800.

The previous prime is 201120012121993. The next prime is 201120012122053. The reversal of 201120012122001 is 100221210021102.

It is not a de Polignac number, because 201120012122001 - 2³ = 201120012121993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201120012123001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130677175 + ... + 132207276.

It is an arithmetic number, because the mean of its divisors is an integer number (10145236771584).

Almost surely, 2^{201120012122001} is an apocalyptic number.

201120012122001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201120012122001 is a deficient number, since it is larger than the sum of its proper divisors (123527564568687).

201120012122001 is a wasteful number, since it uses less digits than its factorization.

201120012122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262886621.

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

Adding to 201120012122001 its reverse (100221210021102), we get a palindrome (301341222143103).

The spelling of 201120012122001 in words is "two hundred one trillion, one hundred twenty billion, twelve million, one hundred twenty-two thousand, one".