212021000002 has 16 divisors (see below), whose sum is σ = 363555510912. Its totient is φ = 90843408000.

The previous prime is 212020999999. The next prime is 212021000017. The reversal of 212021000002 is 200000120212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1836558 + ... + 1948585.

It is an arithmetic number, because the mean of its divisors is an integer number (22722219432).

Almost surely, 2^212021000002 is an apocalyptic number.

212021000002 is a deficient number, since it is larger than the sum of its proper divisors (151534510910).

212021000002 is a wasteful number, since it uses less digits than its factorization.

212021000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3789153.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 212021000002 its reverse (200000120212), we get a palindrome (412021120214).

The spelling of 212021000002 in words is "two hundred twelve billion, twenty-one million, two", and thus it is an aban number.