21211013002 has 16 divisors (see below), whose sum is σ = 32308459200. Its totient is φ = 10441932480.

The previous prime is 21211012997. The next prime is 21211013017. The reversal of 21211013002 is 20031011212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3874 + ... + 206002.

It is an arithmetic number, because the mean of its divisors is an integer number (2019278700).

Almost surely, 2^21211013002 is an apocalyptic number.

21211013002 is a deficient number, since it is larger than the sum of its proper divisors (11097446198).

21211013002 is a wasteful number, since it uses less digits than its factorization.

21211013002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202941.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 21211013002 its reverse (20031011212), we get a palindrome (41242024214).

The spelling of 21211013002 in words is "twenty-one billion, two hundred eleven million, thirteen thousand, two".