21021110002202 has 32 divisors (see below), whose sum is σ = 32294478104064. Its totient is φ = 10259248384000.

The previous prime is 21021110002199. The next prime is 21021110002213. The reversal of 21021110002202 is 20220001112012.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 273506543 + ... + 273583389.

It is an arithmetic number, because the mean of its divisors is an integer number (1009202440752).

Almost surely, 2^{21021110002202} is an apocalyptic number.

21021110002202 is a deficient number, since it is larger than the sum of its proper divisors (11273368101862).

21021110002202 is a wasteful number, since it uses less digits than its factorization.

21021110002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96094.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21021110002202 its reverse (20220001112012), we get a palindrome (41241111114214).

The spelling of 21021110002202 in words is "twenty-one trillion, twenty-one billion, one hundred ten million, two thousand, two hundred two".