3321121406 has 16 divisors (see below), whose sum is σ = 5125017744. Its totient is φ = 1612934784.

The previous prime is 3321121399. The next prime is 3321121421. The reversal of 3321121406 is 6041211233.

It is a super-2 number, since 2×3321121406² = 22059694786782833672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6041 + ... + 81723.

It is an arithmetic number, because the mean of its divisors is an integer number (320313609).

Almost surely, 2^3321121406 is an apocalyptic number.

3321121406 is a deficient number, since it is larger than the sum of its proper divisors (1803896338).

3321121406 is a wasteful number, since it uses less digits than its factorization.

3321121406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76315.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3321121406 is about 57629.1714845876. The cubic root of 3321121406 is about 1491.9751302795.

Adding to 3321121406 its reverse (6041211233), we get a palindrome (9362332639).

The spelling of 3321121406 in words is "three billion, three hundred twenty-one million, one hundred twenty-one thousand, four hundred six".