10353438021 has 16 divisors (see below), whose sum is σ = 13948282944. Its totient is φ = 6830578944.

The previous prime is 10353438019. The next prime is 10353438049. The reversal of 10353438021 is 12083435301.

10353438021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10353438021 - 2¹ = 10353438019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10353438021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10353438061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297111 + ... + 330123.

It is an arithmetic number, because the mean of its divisors is an integer number (871767684).

Almost surely, 2^10353438021 is an apocalyptic number.

It is an amenable number.

10353438021 is a deficient number, since it is larger than the sum of its proper divisors (3594844923).

10353438021 is a wasteful number, since it uses less digits than its factorization.

10353438021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34100.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 10353438021 in words is "ten billion, three hundred fifty-three million, four hundred thirty-eight thousand, twenty-one".