10210200201021 has 4 divisors (see below), whose sum is σ = 13613600268032. Its totient is φ = 6806800134012.

The previous prime is 10210200201013. The next prime is 10210200201023. The reversal of 10210200201021 is 12010200201201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10210200201021 - 2³ = 10210200201013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10210200200988 and 10210200201006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210200201023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701700033501 + ... + 1701700033506.

It is an arithmetic number, because the mean of its divisors is an integer number (3403400067008).

Almost surely, 2^{10210200201021} is an apocalyptic number.

It is an amenable number.

10210200201021 is a deficient number, since it is larger than the sum of its proper divisors (3403400067011).

10210200201021 is an equidigital number, since it uses as much as digits as its factorization.

10210200201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403400067010.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10210200201021 its reverse (12010200201201), we get a palindrome (22220400402222).

The spelling of 10210200201021 in words is "ten trillion, two hundred ten billion, two hundred million, two hundred one thousand, twenty-one".