10223513532421 has 16 divisors (see below), whose sum is σ = 11689729816320. Its totient is φ = 8758726824960.

The previous prime is 10223513532403. The next prime is 10223513532431. The reversal of 10223513532421 is 12423531532201.

It is not a de Polignac number, because 10223513532421 - 2⁹ = 10223513531909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10223513532431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140259616 + ... + 140332486.

It is an arithmetic number, because the mean of its divisors is an integer number (730608113520).

Almost surely, 2^{10223513532421} is an apocalyptic number.

It is an amenable number.

10223513532421 is a deficient number, since it is larger than the sum of its proper divisors (1466216283899).

10223513532421 is an equidigital number, since it uses as much as digits as its factorization.

10223513532421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82404.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 10223513532421 in words is "ten trillion, two hundred twenty-three billion, five hundred thirteen million, five hundred thirty-two thousand, four hundred twenty-one".