212021113004 has 12 divisors (see below), whose sum is σ = 371322150528. Its totient is φ = 105929070000.

The previous prime is 212021112997. The next prime is 212021113021. The reversal of 212021113004 is 400311120212.

212021113004 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20365772 + ... + 20376179.

It is an arithmetic number, because the mean of its divisors is an integer number (30943512544).

Almost surely, 2^212021113004 is an apocalyptic number.

It is an amenable number.

212021113004 is a deficient number, since it is larger than the sum of its proper divisors (159301037524).

212021113004 is a wasteful number, since it uses less digits than its factorization.

212021113004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40743256 (or 40743254 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212021113004 its reverse (400311120212), we get a palindrome (612332233216).

The spelling of 212021113004 in words is "two hundred twelve billion, twenty-one million, one hundred thirteen thousand, four".