3321421803 has 24 divisors (see below), whose sum is σ = 5599646208. Its totient is φ = 1857571632.

The previous prime is 3321421793. The next prime is 3321421811. The reversal of 3321421803 is 3081241233.

It is not a de Polignac number, because 3321421803 - 2⁵ = 3321421771 is a prime.

It is a super-2 number, since 2×3321421803² = 22063685586887541618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321421403) 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, 557901 + ... + 563822.

It is an arithmetic number, because the mean of its divisors is an integer number (233318592).

Almost surely, 2^3321421803 is an apocalyptic number.

3321421803 is a deficient number, since it is larger than the sum of its proper divisors (2278224405).

3321421803 is a wasteful number, since it uses less digits than its factorization.

3321421803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121783 (or 1121780 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 3321421803 is about 57631.7777185469. Note that the first 4 decimals coincide. The cubic root of 3321421803 is about 1492.0201122084.

The spelling of 3321421803 in words is "three billion, three hundred twenty-one million, four hundred twenty-one thousand, eight hundred three".