212010113021 has 8 divisors (see below), whose sum is σ = 242625149760. Its totient is φ = 181477045728.

The previous prime is 212010113011. The next prime is 212010113027. The reversal of 212010113021 is 120311010212.

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

It is a cyclic number.

It is not a de Polignac number, because 212010113021 - 2²² = 212005918717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212010112987 and 212010113005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010113027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20486816 + ... + 20497161.

It is an arithmetic number, because the mean of its divisors is an integer number (30328143720).

Almost surely, 2^212010113021 is an apocalyptic number.

It is an amenable number.

212010113021 is a deficient number, since it is larger than the sum of its proper divisors (30615036739).

212010113021 is an equidigital number, since it uses as much as digits as its factorization.

212010113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40984723.

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

Adding to 212010113021 its reverse (120311010212), we get a palindrome (332321123233).

The spelling of 212010113021 in words is "two hundred twelve billion, ten million, one hundred thirteen thousand, twenty-one".