10012001212021 has 8 divisors (see below), whose sum is σ = 10060055249600. Its totient is φ = 9963952871040.

The previous prime is 10012001212013. The next prime is 10012001212067. The reversal of 10012001212021 is 12021210021001.

10012001212021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10012001212021 - 2³ = 10012001212013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10012001211992 and 10012001212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012005212021) 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, 2120485 + ... + 4951813.

It is an arithmetic number, because the mean of its divisors is an integer number (1257506906200).

Almost surely, 2^{10012001212021} is an apocalyptic number.

It is an amenable number.

10012001212021 is a deficient number, since it is larger than the sum of its proper divisors (48054037579).

10012001212021 is a wasteful number, since it uses less digits than its factorization.

10012001212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848299.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10012001212021 its reverse (12021210021001), we get a palindrome (22033211233022).

The spelling of 10012001212021 in words is "ten trillion, twelve billion, one million, two hundred twelve thousand, twenty-one".