2321111401 has 32 divisors (see below), whose sum is σ = 2810304000. Its totient is φ = 1874188800.

The previous prime is 2321111399. The next prime is 2321111407. The reversal of 2321111401 is 1041111232.

It is a cyclic number.

It is not a de Polignac number, because 2321111401 - 2¹ = 2321111399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2321111407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5674885 + ... + 5675293.

It is an arithmetic number, because the mean of its divisors is an integer number (87822000).

Almost surely, 2^2321111401 is an apocalyptic number.

It is an amenable number.

2321111401 is a deficient number, since it is larger than the sum of its proper divisors (489192599).

2321111401 is a wasteful number, since it uses less digits than its factorization.

2321111401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 2321111401 is about 48177.9140374508. The cubic root of 2321111401 is about 1324.0325489894.

Adding to 2321111401 its reverse (1041111232), we get a palindrome (3362222633).

The spelling of 2321111401 in words is "two billion, three hundred twenty-one million, one hundred eleven thousand, four hundred one".