3100421321 has 8 divisors (see below), whose sum is σ = 3339585024. Its totient is φ = 2869954560.

The previous prime is 3100421297. The next prime is 3100421323. The reversal of 3100421321 is 1231240013.

3100421321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3100421321 is a prime.

It is a super-2 number, since 2×3100421321² = 19225224735422770082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3100421321.

It is not an unprimeable number, because it can be changed into a prime (3100421323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2173496 + ... + 2174921.

It is an arithmetic number, because the mean of its divisors is an integer number (417448128).

Almost surely, 2^3100421321 is an apocalyptic number.

3100421321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3100421321 is a deficient number, since it is larger than the sum of its proper divisors (239163703).

3100421321 is a wasteful number, since it uses less digits than its factorization.

3100421321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348471.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3100421321 is about 55681.4270740253. The cubic root of 3100421321 is about 1458.1657896127.

Adding to 3100421321 its reverse (1231240013), we get a palindrome (4331661334).

It can be divided in two parts, 31004 and 21321, that added together give a palindrome (52325).

The spelling of 3100421321 in words is "three billion, one hundred million, four hundred twenty-one thousand, three hundred twenty-one".