21322102122010 has 16 divisors (see below), whose sum is σ = 39030288631200. Its totient is φ = 8384284224016.

The previous prime is 21322102121989. The next prime is 21322102122077. The reversal of 21322102122010 is 1022120122312.

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, 18069577480 + ... + 18069578659.

It is an arithmetic number, because the mean of its divisors is an integer number (2439393039450).

Almost surely, 2^{21322102122010} is an apocalyptic number.

21322102122010 is a deficient number, since it is larger than the sum of its proper divisors (17708186509190).

21322102122010 is a wasteful number, since it uses less digits than its factorization.

21322102122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36139156205.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 21322102122010 its reverse (1022120122312), we get a palindrome (22344222244322).

The spelling of 21322102122010 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred two million, one hundred twenty-two thousand, ten".