10023331311021 has 8 divisors (see below), whose sum is σ = 15273647712064. Its totient is φ = 5727617892000.

The previous prime is 10023331311001. The next prime is 10023331311137. The reversal of 10023331311021 is 12011313332001.

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 10023331311021 - 2¹⁷ = 10023331179949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 477301491001 = 10023331311021 / (1 + 0 + 0 + 2 + 3 + 3 + 3 + 1 + 3 + 1 + 1 + 0 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023331311001) 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, 238650745480 + ... + 238650745521.

It is an arithmetic number, because the mean of its divisors is an integer number (1909205964008).

Almost surely, 2^{10023331311021} is an apocalyptic number.

It is an amenable number.

10023331311021 is a deficient number, since it is larger than the sum of its proper divisors (5250316401043).

10023331311021 is an equidigital number, since it uses as much as digits as its factorization.

10023331311021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477301491011.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 10023331311021 its reverse (12011313332001), we get a palindrome (22034644643022).

The spelling of 10023331311021 in words is "ten trillion, twenty-three billion, three hundred thirty-one million, three hundred eleven thousand, twenty-one".