1023423023321 has 48 divisors (see below), whose sum is σ = 1127758152960. Its totient is φ = 925015104000.

The previous prime is 1023423023279. The next prime is 1023423023353. The reversal of 1023423023321 is 1233203243201.

It is a happy number.

It is not a de Polignac number, because 1023423023321 - 2¹⁴ = 1023423006937 is a prime.

It is a super-2 number, since 2×1023423023321² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1023423023221) 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 47 ways as a sum of consecutive naturals, for example, 1384875170 + ... + 1384875908.

It is an arithmetic number, because the mean of its divisors is an integer number (23494961520).

Almost surely, 2^{1023423023321} is an apocalyptic number.

It is an amenable number.

1023423023321 is a deficient number, since it is larger than the sum of its proper divisors (104335129639).

1023423023321 is a wasteful number, since it uses less digits than its factorization.

1023423023321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166 (or 1035 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1023423023321 its reverse (1233203243201), we get a palindrome (2256626266522).

The spelling of 1023423023321 in words is "one trillion, twenty-three billion, four hundred twenty-three million, twenty-three thousand, three hundred twenty-one".