3430020121 has 16 divisors (see below), whose sum is σ = 3798864000. Its totient is φ = 3070811520.

The previous prime is 3430020109. The next prime is 3430020137. The reversal of 3430020121 is 1210200343.

It is a happy number.

3430020121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3430020121 - 2¹³ = 3430011929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3430020095 and 3430020104.

It is not an unprimeable number, because it can be changed into a prime (3430020101) 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, 593755 + ... + 599503.

It is an arithmetic number, because the mean of its divisors is an integer number (237429000).

Almost surely, 2^3430020121 is an apocalyptic number.

It is an amenable number.

3430020121 is a deficient number, since it is larger than the sum of its proper divisors (368843879).

3430020121 is a wasteful number, since it uses less digits than its factorization.

3430020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6576.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3430020121 is about 58566.3736370966. The cubic root of 3430020121 is about 1508.1072319540.

Adding to 3430020121 its reverse (1210200343), we get a palindrome (4640220464).

The spelling of 3430020121 in words is "three billion, four hundred thirty million, twenty thousand, one hundred twenty-one".