21011202002110 has 16 divisors (see below), whose sum is σ = 37883302452000. Its totient is φ = 8390449945696.

The previous prime is 21011202002051. The next prime is 21011202002137. The reversal of 21011202002110 is 1120020211012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1753850605 + ... + 1753862584.

It is an arithmetic number, because the mean of its divisors is an integer number (2367706403250).

Almost surely, 2^{21011202002110} is an apocalyptic number.

21011202002110 is a deficient number, since it is larger than the sum of its proper divisors (16872100449890).

21011202002110 is a wasteful number, since it uses less digits than its factorization.

21011202002110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507713795.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 21011202002110 its reverse (1120020211012), we get a palindrome (22131222213122).

The spelling of 21011202002110 in words is "twenty-one trillion, eleven billion, two hundred two million, two thousand, one hundred ten".