201120101121 has 8 divisors (see below), whose sum is σ = 268198520704. Its totient is φ = 134060874480.

The previous prime is 201120101093. The next prime is 201120101153. The reversal of 201120101121 is 121101021102.

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

It is not a de Polignac number, because 201120101121 - 2¹¹ = 201120099073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201120101097 and 201120101106.

It is not an unprimeable number, because it can be changed into a prime (201120101321) 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, 4773766 + ... + 4815711.

It is an arithmetic number, because the mean of its divisors is an integer number (33524815088).

Almost surely, 2^201120101121 is an apocalyptic number.

It is an amenable number.

201120101121 is a deficient number, since it is larger than the sum of its proper divisors (67078419583).

201120101121 is an equidigital number, since it uses as much as digits as its factorization.

201120101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596471.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201120101121 its reverse (121101021102), we get a palindrome (322221122223).

The spelling of 201120101121 in words is "two hundred one billion, one hundred twenty million, one hundred one thousand, one hundred twenty-one".