10102001201021 has 8 divisors (see below), whose sum is σ = 10192812011520. Its totient is φ = 10011215172672.

The previous prime is 10102001200981. The next prime is 10102001201059. The reversal of 10102001201021 is 12010210020101.

10102001201021 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 10102001201021 - 2³⁰ = 10100927459197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10102001200993 and 10102001201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102001201521) 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, 5376125 + ... + 7007618.

It is an arithmetic number, because the mean of its divisors is an integer number (1274101501440).

Almost surely, 2^{10102001201021} is an apocalyptic number.

It is an amenable number.

10102001201021 is a deficient number, since it is larger than the sum of its proper divisors (90810810499).

10102001201021 is a wasteful number, since it uses less digits than its factorization.

10102001201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12391075.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10102001201021 its reverse (12010210020101), we get a palindrome (22112211221122).

The spelling of 10102001201021 in words is "ten trillion, one hundred two billion, one million, two hundred one thousand, twenty-one".