21331010201110 has 16 divisors (see below), whose sum is σ = 38423906037216. Its totient is φ = 8526162374848.

The previous prime is 21331010201107. The next prime is 21331010201159. The reversal of 21331010201110 is 1110201013312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 780198847 + ... + 780226186.

It is an arithmetic number, because the mean of its divisors is an integer number (2401494127326).

Almost surely, 2^{21331010201110} is an apocalyptic number.

21331010201110 is a deficient number, since it is larger than the sum of its proper divisors (17092895836106).

21331010201110 is a wasteful number, since it uses less digits than its factorization.

21331010201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560426407.

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

Adding to 21331010201110 its reverse (1110201013312), we get a palindrome (22441211214422).

The spelling of 21331010201110 in words is "twenty-one trillion, three hundred thirty-one billion, ten million, two hundred one thousand, one hundred ten".