20210002021012 has 24 divisors (see below), whose sum is σ = 36905560477632. Its totient is φ = 9665564251200.

The previous prime is 20210002020979. The next prime is 20210002021061. The reversal of 20210002021012 is 21012020001202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20210002020983 and 20210002021001.

It is a congruent number.

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, 9657087 + ... + 11561977.

It is an arithmetic number, because the mean of its divisors is an integer number (1537731686568).

Almost surely, 2^{20210002021012} is an apocalyptic number.

It is an amenable number.

20210002021012 is a deficient number, since it is larger than the sum of its proper divisors (16695558456620).

20210002021012 is a wasteful number, since it uses less digits than its factorization.

20210002021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020239 (or 2020237 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20210002021012 its reverse (21012020001202), we get a palindrome (41222022022214).

The spelling of 20210002021012 in words is "twenty trillion, two hundred ten billion, two million, twenty-one thousand, twelve".