20212002113 has 8 divisors (see below), whose sum is σ = 20562703200. Its totient is φ = 19861571968.

The previous prime is 20212002079. The next prime is 20212002131. The reversal of 20212002113 is 31120021202.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20212002113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212001113) by changing a digit.

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, 85745 + ... + 218577.

It is an arithmetic number, because the mean of its divisors is an integer number (2570337900).

Almost surely, 2^20212002113 is an apocalyptic number.

It is an amenable number.

20212002113 is a deficient number, since it is larger than the sum of its proper divisors (350701087).

20212002113 is a wasteful number, since it uses less digits than its factorization.

20212002113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135471.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20212002113 its reverse (31120021202), we get a palindrome (51332023315).

The spelling of 20212002113 in words is "twenty billion, two hundred twelve million, two thousand, one hundred thirteen".