21100222110010 has 16 divisors (see below), whose sum is σ = 39979368208800. Its totient is φ = 7995873641616.

The previous prime is 21100222109983. The next prime is 21100222110017. The reversal of 21100222110010 is 1001122200112.

It is not an unprimeable number, because it can be changed into a prime (21100222110017) by changing a digit.

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, 55526900100 + ... + 55526900479.

It is an arithmetic number, because the mean of its divisors is an integer number (2498710513050).

Almost surely, 2^{21100222110010} is an apocalyptic number.

21100222110010 is a deficient number, since it is larger than the sum of its proper divisors (18879146098790).

21100222110010 is a wasteful number, since it uses less digits than its factorization.

21100222110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111053800605.

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

Adding to 21100222110010 its reverse (1001122200112), we get a palindrome (22101344310122).

The spelling of 21100222110010 in words is "twenty-one trillion, one hundred billion, two hundred twenty-two million, one hundred ten thousand, ten".