3420221241 has 4 divisors (see below), whose sum is σ = 4560294992. Its totient is φ = 2280147492.

The previous prime is 3420221239. The next prime is 3420221243. The reversal of 3420221241 is 1421220243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3420221239) and next prime (3420221243).

It is not a de Polignac number, because 3420221241 - 2¹ = 3420221239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420221243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570036871 + ... + 570036876.

It is an arithmetic number, because the mean of its divisors is an integer number (1140073748).

Almost surely, 2^3420221241 is an apocalyptic number.

It is an amenable number.

3420221241 is a deficient number, since it is larger than the sum of its proper divisors (1140073751).

3420221241 is a wasteful number, since it uses less digits than its factorization.

3420221241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140073750.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3420221241 is about 58482.6576089015. The cubic root of 3420221241 is about 1506.6697421807.

Adding to 3420221241 its reverse (1421220243), we get a palindrome (4841441484).

The spelling of 3420221241 in words is "three billion, four hundred twenty million, two hundred twenty-one thousand, two hundred forty-one".