121120227 has 12 divisors (see below), whose sum is σ = 175161064. Its totient is φ = 80650080.

The previous prime is 121120199. The next prime is 121120229. The reversal of 121120227 is 722021121.

It is a happy number.

It is not a de Polignac number, because 121120227 - 2⁷ = 121120099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121120229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327 + ... + 15567.

Almost surely, 2^121120227 is an apocalyptic number.

121120227 is a deficient number, since it is larger than the sum of its proper divisors (54040837).

121120227 is a wasteful number, since it uses less digits than its factorization.

121120227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16130 (or 16127 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 121120227 is about 11005.4635068224. The cubic root of 121120227 is about 494.7725064219.

Adding to 121120227 its reverse (722021121), we get a palindrome (843141348).

The spelling of 121120227 in words is "one hundred twenty-one million, one hundred twenty thousand, two hundred twenty-seven".