3301213421 has 16 divisors (see below), whose sum is σ = 3623704128. Its totient is φ = 2982508800.

The previous prime is 3301213417. The next prime is 3301213423. The reversal of 3301213421 is 1243121033.

It is a cyclic number.

It is not a de Polignac number, because 3301213421 - 2² = 3301213417 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3301213393 and 3301213402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3301213423) 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, 1730150 + ... + 1732056.

It is an arithmetic number, because the mean of its divisors is an integer number (226481508).

Almost surely, 2^3301213421 is an apocalyptic number.

It is an amenable number.

3301213421 is a deficient number, since it is larger than the sum of its proper divisors (322490707).

3301213421 is a wasteful number, since it uses less digits than its factorization.

3301213421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3301213421 is about 57456.1869688548. The cubic root of 3301213421 is about 1488.9880101804.

Adding to 3301213421 its reverse (1243121033), we get a palindrome (4544334454).

The spelling of 3301213421 in words is "three billion, three hundred one million, two hundred thirteen thousand, four hundred twenty-one".