21202200101010 has 16 divisors (see below), whose sum is σ = 50885280242496. Its totient is φ = 5653920026928.

The previous prime is 21202200100997. The next prime is 21202200101039. The reversal of 21202200101010 is 1010100220212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353370001654 + ... + 353370001713.

It is an arithmetic number, because the mean of its divisors is an integer number (3180330015156).

Almost surely, 2^{21202200101010} is an apocalyptic number.

21202200101010 is an abundant number, since it is smaller than the sum of its proper divisors (29683080141486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21202200101010 is a wasteful number, since it uses less digits than its factorization.

21202200101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706740003377.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 21202200101010 its reverse (1010100220212), we get a palindrome (22212300321222).

The spelling of 21202200101010 in words is "twenty-one trillion, two hundred two billion, two hundred million, one hundred one thousand, ten".