201110120221121 has 8 divisors (see below), whose sum is σ = 202234170902400. Its totient is φ = 199986075434160.

The previous prime is 201110120221117. The next prime is 201110120221141. The reversal of 201110120221121 is 121122021011102.

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 201110120221121 - 2² = 201110120221117 is a prime.

It is a super-4 number, since 4×201110120221121⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201110120221121.

It is not an unprimeable number, because it can be changed into a prime (201110120221111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79290920 + ... + 81787958.

It is an arithmetic number, because the mean of its divisors is an integer number (25279271362800).

Almost surely, 2^{201110120221121} is an apocalyptic number.

It is an amenable number.

201110120221121 is a deficient number, since it is larger than the sum of its proper divisors (1124050681279).

201110120221121 is a wasteful number, since it uses less digits than its factorization.

201110120221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2947159.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201110120221121 its reverse (121122021011102), we get a palindrome (322232141232223).

The spelling of 201110120221121 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twenty-one".