21110002000202 has 8 divisors (see below), whose sum is σ = 31854613797216. Its totient is φ = 10491797401132.

The previous prime is 21110002000201. The next prime is 21110002000267. The reversal of 21110002000202 is 20200020001112.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (21110002000201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31601799068 + ... + 31601799735.

It is an arithmetic number, because the mean of its divisors is an integer number (3981826724652).

Almost surely, 2^{21110002000202} is an apocalyptic number.

21110002000202 is a deficient number, since it is larger than the sum of its proper divisors (10744611797014).

21110002000202 is a wasteful number, since it uses less digits than its factorization.

21110002000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63203598972.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 21110002000202 its reverse (20200020001112), we get a palindrome (41310022001314).

The spelling of 21110002000202 in words is "twenty-one trillion, one hundred ten billion, two million, two hundred two", and thus it is an aban number.