10203302021 has 8 divisors (see below), whose sum is σ = 11614826304. Its totient is φ = 8872436320.

The previous prime is 10203301991. The next prime is 10203302023. The reversal of 10203302021 is 12020330201.

It is a happy number.

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

It is not a de Polignac number, because 10203302021 - 2¹⁰ = 10203300997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10203301987 and 10203302005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203302023) 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, 20164376 + ... + 20164881.

It is an arithmetic number, because the mean of its divisors is an integer number (1451853288).

Almost surely, 2^10203302021 is an apocalyptic number.

10203302021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10203302021 is a deficient number, since it is larger than the sum of its proper divisors (1411524283).

10203302021 is a wasteful number, since it uses less digits than its factorization.

10203302021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40329291.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10203302021 its reverse (12020330201), we get a palindrome (22223632222).

The spelling of 10203302021 in words is "ten billion, two hundred three million, three hundred two thousand, twenty-one".