10010023202021 has 4 divisors (see below), whose sum is σ = 10010207118912. Its totient is φ = 10009839285132.

The previous prime is 10010023202017. The next prime is 10010023202033. The reversal of 10010023202021 is 12020232001001.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 10010023202021 - 2² = 10010023202017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10010023201987 and 10010023202005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010023204021) 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, 91876781 + ... + 91985666.

It is an arithmetic number, because the mean of its divisors is an integer number (2502551779728).

Almost surely, 2^{10010023202021} is an apocalyptic number.

It is an amenable number.

10010023202021 is a deficient number, since it is larger than the sum of its proper divisors (183916891).

10010023202021 is an equidigital number, since it uses as much as digits as its factorization.

10010023202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183916890.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10010023202021 its reverse (12020232001001), we get a palindrome (22030255203022).

The spelling of 10010023202021 in words is "ten trillion, ten billion, twenty-three million, two hundred two thousand, twenty-one".