2043302121 has 24 divisors (see below), whose sum is σ = 3387571200. Its totient is φ = 1162581696.

The previous prime is 2043302089. The next prime is 2043302141. The reversal of 2043302121 is 1212033402.

2043302121 is a `hidden beast` number, since 20 + 433 + 0 + 212 + 1 = 666.

It is not a de Polignac number, because 2043302121 - 2⁵ = 2043302089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2043302094 and 2043302103.

It is not an unprimeable number, because it can be changed into a prime (2043302141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54921 + ... + 84278.

It is an arithmetic number, because the mean of its divisors is an integer number (141148800).

Almost surely, 2^2043302121 is an apocalyptic number.

2043302121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2043302121 is a deficient number, since it is larger than the sum of its proper divisors (1344269079).

2043302121 is a wasteful number, since it uses less digits than its factorization.

2043302121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139445 (or 139442 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2043302121 is about 45202.8994755867. The cubic root of 2043302121 is about 1268.9490801812.

Adding to 2043302121 its reverse (1212033402), we get a palindrome (3255335523).

The spelling of 2043302121 in words is "two billion, forty-three million, three hundred two thousand, one hundred twenty-one".