2331421010 has 16 divisors (see below), whose sum is σ = 4203645336. Its totient is φ = 930993408.

The previous prime is 2331421003. The next prime is 2331421019. The reversal of 2331421010 is 101241332.

2331421010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2162343001 + 169078009 = 46501^2 + 13003^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2331421010.

It is not an unprimeable number, because it can be changed into a prime (2331421019) 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, 190649 + ... + 202508.

Almost surely, 2^2331421010 is an apocalyptic number.

2331421010 is a deficient number, since it is larger than the sum of its proper divisors (1872224326).

2331421010 is a wasteful number, since it uses less digits than its factorization.

2331421010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393757.

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

The square root of 2331421010 is about 48284.7906695266. The cubic root of 2331421010 is about 1325.9899586487.

Adding to 2331421010 its reverse (101241332), we get a palindrome (2432662342).

The spelling of 2331421010 in words is "two billion, three hundred thirty-one million, four hundred twenty-one thousand, ten".