21202000112002 has 16 divisors (see below), whose sum is σ = 32899816160640. Its totient is φ = 10235398298832.

The previous prime is 21202000111979. The next prime is 21202000112011. The reversal of 21202000112002 is 20021100020212.

It is a happy number.

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, 12892873 + ... + 14444035.

It is an arithmetic number, because the mean of its divisors is an integer number (2056238510040).

Almost surely, 2^{21202000112002} is an apocalyptic number.

21202000112002 is a deficient number, since it is larger than the sum of its proper divisors (11697816048638).

21202000112002 is a wasteful number, since it uses less digits than its factorization.

21202000112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786857.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 21202000112002 its reverse (20021100020212), we get a palindrome (41223100132214).

The spelling of 21202000112002 in words is "twenty-one trillion, two hundred two billion, one hundred twelve thousand, two".