4332021121 has 2 divisors, whose sum is σ = 4332021122. Its totient is φ = 4332021120.

The previous prime is 4332021101. The next prime is 4332021137. The reversal of 4332021121 is 1211202334.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2883153025 + 1448868096 = 53695^2 + 38064^2 .

It is a cyclic number.

It is not a de Polignac number, because 4332021121 - 2¹¹ = 4332019073 is a prime.

It is not a weakly prime, because it can be changed into another prime (4332021101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2166010560 + 2166010561.

It is an arithmetic number, because the mean of its divisors is an integer number (2166010561).

Almost surely, 2^4332021121 is an apocalyptic number.

It is an amenable number.

4332021121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4332021121 is an equidigital number, since it uses as much as digits as its factorization.

4332021121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 4332021121 is about 65818.0911376196. The cubic root of 4332021121 is about 1630.1598349041.

Adding to 4332021121 its reverse (1211202334), we get a palindrome (5543223455).

The spelling of 4332021121 in words is "four billion, three hundred thirty-two million, twenty-one thousand, one hundred twenty-one".