212021020032 has 32 divisors (see below), whose sum is σ = 563180835480. Its totient is φ = 70673673216.

The previous prime is 212021019997. The next prime is 212021020061. The reversal of 212021020032 is 230020120212.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 212021019993 and 212021020020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276068653 + ... + 276069420.

Almost surely, 2^212021020032 is an apocalyptic number.

It is an amenable number.

212021020032 is an abundant number, since it is smaller than the sum of its proper divisors (351159815448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212021020032 is an equidigital number, since it uses as much as digits as its factorization.

212021020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552138090 (or 552138078 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 212021020032 its reverse (230020120212), we get a palindrome (442041140244).

The spelling of 212021020032 in words is "two hundred twelve billion, twenty-one million, twenty thousand, thirty-two".