2021030412 has 24 divisors (see below), whose sum is σ = 4772556096. Its totient is φ = 665559888.

The previous prime is 2021030381. The next prime is 2021030449. The reversal of 2021030412 is 2140301202.

2021030412 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2021030391 and 2021030400.

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, 1013578 + ... + 1015569.

It is an arithmetic number, because the mean of its divisors is an integer number (198856504).

Almost surely, 2^2021030412 is an apocalyptic number.

It is an amenable number.

2021030412 is an abundant number, since it is smaller than the sum of its proper divisors (2751525684).

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

2021030412 is a wasteful number, since it uses less digits than its factorization.

2021030412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029237 (or 2029235 counting only the distinct ones).

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

The square root of 2021030412 is about 44955.8718300513. The cubic root of 2021030412 is about 1264.3217707158.

Adding to 2021030412 its reverse (2140301202), we get a palindrome (4161331614).

The spelling of 2021030412 in words is "two billion, twenty-one million, thirty thousand, four hundred twelve".