21110001302 has 16 divisors (see below), whose sum is σ = 34581066912. Its totient is φ = 9605850240.

The previous prime is 21110001293. The next prime is 21110001313. The reversal of 21110001302 is 20310001112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5715923 + ... + 5719614.

It is an arithmetic number, because the mean of its divisors is an integer number (2161316682).

Almost surely, 2^21110001302 is an apocalyptic number.

21110001302 is a deficient number, since it is larger than the sum of its proper divisors (13471065610).

21110001302 is a wasteful number, since it uses less digits than its factorization.

21110001302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11435623.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 21110001302 its reverse (20310001112), we get a palindrome (41420002414).

The spelling of 21110001302 in words is "twenty-one billion, one hundred ten million, one thousand, three hundred two".