10020021200012 has 24 divisors (see below), whose sum is σ = 17730190136736. Its totient is φ = 4954530685568.

The previous prime is 10020021200011. The next prime is 10020021200027. The reversal of 10020021200012 is 21000212002001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10020021199966 and 10020021200002.

It is not an unprimeable number, because it can be changed into a prime (10020021200011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34617683 + ... + 34905930.

It is an arithmetic number, because the mean of its divisors is an integer number (738757922364).

Almost surely, 2^{10020021200012} is an apocalyptic number.

It is an amenable number.

10020021200012 is a deficient number, since it is larger than the sum of its proper divisors (7710168936724).

10020021200012 is a wasteful number, since it uses less digits than its factorization.

10020021200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69524017 (or 69524015 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10020021200012 its reverse (21000212002001), we get a palindrome (31020233202013).

The spelling of 10020021200012 in words is "ten trillion, twenty billion, twenty-one million, two hundred thousand, twelve".