21100012002202 has 8 divisors (see below), whose sum is σ = 36171449146656. Its totient is φ = 9042862286652.

The previous prime is 21100012002169. The next prime is 21100012002221. The reversal of 21100012002202 is 20220021000112.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753571857208 + ... + 753571857235.

It is an arithmetic number, because the mean of its divisors is an integer number (4521431143332).

Almost surely, 2^{21100012002202} is an apocalyptic number.

21100012002202 is a deficient number, since it is larger than the sum of its proper divisors (15071437144454).

21100012002202 is a wasteful number, since it uses less digits than its factorization.

21100012002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507143714452.

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

Adding to 21100012002202 its reverse (20220021000112), we get a palindrome (41320033002314).

The spelling of 21100012002202 in words is "twenty-one trillion, one hundred billion, twelve million, two thousand, two hundred two".