21200201011102 has 4 divisors (see below), whose sum is σ = 31800301516656. Its totient is φ = 10600100505550.

The previous prime is 21200201011097. The next prime is 21200201011111. The reversal of 21200201011102 is 20111010200212.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×21200201011102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5300050252774 + ... + 5300050252777.

It is an arithmetic number, because the mean of its divisors is an integer number (7950075379164).

Almost surely, 2^{21200201011102} is an apocalyptic number.

21200201011102 is a deficient number, since it is larger than the sum of its proper divisors (10600100505554).

21200201011102 is a wasteful number, since it uses less digits than its factorization.

21200201011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10600100505553.

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

Adding to 21200201011102 its reverse (20111010200212), we get a palindrome (41311211211314).

The spelling of 21200201011102 in words is "twenty-one trillion, two hundred billion, two hundred one million, eleven thousand, one hundred two".