1120121133 has 16 divisors (see below), whose sum is σ = 1533318336. Its totient is φ = 727051520.

The previous prime is 1120121131. The next prime is 1120121153. The reversal of 1120121133 is 3311210211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1120121133 - 2¹ = 1120121131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120121131) 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, 6060 + ... + 47717.

It is an arithmetic number, because the mean of its divisors is an integer number (95832396).

Almost surely, 2^1120121133 is an apocalyptic number.

It is an amenable number.

1120121133 is a deficient number, since it is larger than the sum of its proper divisors (413197203).

1120121133 is a wasteful number, since it uses less digits than its factorization.

1120121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53964.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1120121133 is about 33468.2107827712. The cubic root of 1120121133 is about 1038.5362584484.

Adding to 1120121133 its reverse (3311210211), we get a palindrome (4431331344).

The spelling of 1120121133 in words is "one billion, one hundred twenty million, one hundred twenty-one thousand, one hundred thirty-three".