2321121021110 has 16 divisors (see below), whose sum is σ = 4240376314416. Its totient is φ = 914590969248.

The previous prime is 2321121021077. The next prime is 2321121021139. The reversal of 2321121021110 is 111201211232.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1732179197 + ... + 1732180536.

It is an arithmetic number, because the mean of its divisors is an integer number (265023519651).

Almost surely, 2^{2321121021110} is an apocalyptic number.

2321121021110 is a deficient number, since it is larger than the sum of its proper divisors (1919255293306).

2321121021110 is a wasteful number, since it uses less digits than its factorization.

2321121021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464359807.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2321121021110 its reverse (111201211232), we get a palindrome (2432322232342).

The spelling of 2321121021110 in words is "two trillion, three hundred twenty-one billion, one hundred twenty-one million, twenty-one thousand, one hundred ten".