10002321121123 has 8 divisors (see below), whose sum is σ = 10011177471600. Its totient is φ = 9993466375200.

The previous prime is 10002321121073. The next prime is 10002321121129. The reversal of 10002321121123 is 32112112320001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002321121123 is a prime.

It is a super-2 number, since 2×10002321121123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10002321121123.

It is not an unprimeable number, because it can be changed into a prime (10002321121129) 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, 12248028 + ... + 13039126.

It is an arithmetic number, because the mean of its divisors is an integer number (1251397183950).

Almost surely, 2^{10002321121123} is an apocalyptic number.

10002321121123 is a deficient number, since it is larger than the sum of its proper divisors (8856350477).

10002321121123 is an equidigital number, since it uses as much as digits as its factorization.

10002321121123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802277.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10002321121123 its reverse (32112112320001), we get a palindrome (42114433441124).

The spelling of 10002321121123 in words is "ten trillion, two billion, three hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty-three".