21110101022313 has 32 divisors (see below), whose sum is σ = 32648524001280. Its totient is φ = 13455511241040.

The previous prime is 21110101022303. The next prime is 21110101022357. The reversal of 21110101022313 is 31322010101112.

It is not a de Polignac number, because 21110101022313 - 2¹⁷ = 21110100891241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21110101022303) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6184833 + ... + 8970638.

It is an arithmetic number, because the mean of its divisors is an integer number (1020266375040).

Almost surely, 2^{21110101022313} is an apocalyptic number.

21110101022313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

21110101022313 is a deficient number, since it is larger than the sum of its proper divisors (11538422978967).

21110101022313 is a wasteful number, since it uses less digits than its factorization.

21110101022313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15157746 (or 15157740 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 21110101022313 its reverse (31322010101112), we get a palindrome (52432111123425).

The spelling of 21110101022313 in words is "twenty-one trillion, one hundred ten billion, one hundred one million, twenty-two thousand, three hundred thirteen".