10221321303 has 12 divisors (see below), whose sum is σ = 14766602760. Its totient is φ = 6813073296.

The previous prime is 10221321293. The next prime is 10221321343. The reversal of 10221321303 is 30312312201.

It is not a de Polignac number, because 10221321303 - 2⁶ = 10221321239 is a prime.

It is a super-4 number, since 4×10221321303⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221321343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36433 + ... + 147546.

It is an arithmetic number, because the mean of its divisors is an integer number (1230550230).

Almost surely, 2^10221321303 is an apocalyptic number.

10221321303 is a deficient number, since it is larger than the sum of its proper divisors (4545281457).

10221321303 is a wasteful number, since it uses less digits than its factorization.

10221321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190158 (or 190155 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10221321303 its reverse (30312312201), we get a palindrome (40533633504).

The spelling of 10221321303 in words is "ten billion, two hundred twenty-one million, three hundred twenty-one thousand, three hundred three".