21120210000202 has 8 divisors (see below), whose sum is σ = 31695944170176. Its totient is φ = 10554895276812.

The previous prime is 21120210000157. The next prime is 21120210000251. The reversal of 21120210000202 is 20200001202112.

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, 2604856578 + ... + 2604864685.

It is an arithmetic number, because the mean of its divisors is an integer number (3961993021272).

Almost surely, 2^{21120210000202} is an apocalyptic number.

21120210000202 is a deficient number, since it is larger than the sum of its proper divisors (10575734169974).

21120210000202 is a wasteful number, since it uses less digits than its factorization.

21120210000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5209723292.

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

Adding to 21120210000202 its reverse (20200001202112), we get a palindrome (41320211202314).

The spelling of 21120210000202 in words is "twenty-one trillion, one hundred twenty billion, two hundred ten million, two hundred two", and thus it is an aban number.