21101330001110 has 32 divisors (see below), whose sum is σ = 38001225945600. Its totient is φ = 8436347710560.

The previous prime is 21101330001107. The next prime is 21101330001137. The reversal of 21101330001110 is 1110003310112.

It is a happy number.

It is a super-2 number, since 2×21101330001110² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383779601 + ... + 383834579.

It is an arithmetic number, because the mean of its divisors is an integer number (1187538310800).

Almost surely, 2^{21101330001110} is an apocalyptic number.

21101330001110 is a deficient number, since it is larger than the sum of its proper divisors (16899895944490).

21101330001110 is a wasteful number, since it uses less digits than its factorization.

21101330001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73316.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 21101330001110 its reverse (1110003310112), we get a palindrome (22211333311222).

The spelling of 21101330001110 in words is "twenty-one trillion, one hundred one billion, three hundred thirty million, one thousand, one hundred ten".