21113101202 has 8 divisors (see below), whose sum is σ = 31670293296. Its totient is φ = 10556336772.

The previous prime is 21113101199. The next prime is 21113101213. The reversal of 21113101202 is 20210131112.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86453 + ... + 222935.

It is an arithmetic number, because the mean of its divisors is an integer number (3958786662).

Almost surely, 2^21113101202 is an apocalyptic number.

21113101202 is a deficient number, since it is larger than the sum of its proper divisors (10557192094).

21113101202 is a wasteful number, since it uses less digits than its factorization.

21113101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213832.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 21113101202 its reverse (20210131112), we get a palindrome (41323232314).

The spelling of 21113101202 in words is "twenty-one billion, one hundred thirteen million, one hundred one thousand, two hundred two".