21022101200002 has 8 divisors (see below), whose sum is σ = 36037887771456. Its totient is φ = 9009471942852.

The previous prime is 21022101199973. The next prime is 21022101200021. The reversal of 21022101200002 is 20000210122012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750789328558 + ... + 750789328585.

It is an arithmetic number, because the mean of its divisors is an integer number (4504735971432).

Almost surely, 2^{21022101200002} is an apocalyptic number.

21022101200002 is a deficient number, since it is larger than the sum of its proper divisors (15015786571454).

21022101200002 is a wasteful number, since it uses less digits than its factorization.

21022101200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501578657152.

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

Adding to 21022101200002 its reverse (20000210122012), we get a palindrome (41022311322014).

The spelling of 21022101200002 in words is "twenty-one trillion, twenty-two billion, one hundred one million, two hundred thousand, two".