21102133001110 has 128 divisors (see below), whose sum is σ = 44162647372800. Its totient is φ = 7110661662720.

The previous prime is 21102133001099. The next prime is 21102133001141. The reversal of 21102133001110 is 1110033120112.

It is a happy number.

It is a super-2 number, since 2×21102133001110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1063444849 + ... + 1063464691.

It is an arithmetic number, because the mean of its divisors is an integer number (345020682600).

Almost surely, 2^{21102133001110} is an apocalyptic number.

21102133001110 is an abundant number, since it is smaller than the sum of its proper divisors (23060514371690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21102133001110 is a wasteful number, since it uses less digits than its factorization.

21102133001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20966.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 21102133001110 its reverse (1110033120112), we get a palindrome (22212166121222).

The spelling of 21102133001110 in words is "twenty-one trillion, one hundred two billion, one hundred thirty-three million, one thousand, one hundred ten".