1023142221043 has 8 divisors (see below), whose sum is σ = 1040534996400. Its totient is φ = 1005751158528.

The previous prime is 1023142221019. The next prime is 1023142221067. The reversal of 1023142221043 is 3401222413201.

It is an interprime number because it is at equal distance from previous prime (1023142221019) and next prime (1023142221067).

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

It is a cyclic number.

It is not a de Polignac number, because 1023142221043 - 2⁹ = 1023142220531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023142220999 and 1023142221017.

It is not an unprimeable number, because it can be changed into a prime (1023142221643) 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, 806623 + ... + 1642231.

It is an arithmetic number, because the mean of its divisors is an integer number (130066874550).

Almost surely, 2^{1023142221043} is an apocalyptic number.

1023142221043 is a deficient number, since it is larger than the sum of its proper divisors (17392775357).

1023142221043 is an equidigital number, since it uses as much as digits as its factorization.

1023142221043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856421.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1023142221043 its reverse (3401222413201), we get a palindrome (4424364634244).

The spelling of 1023142221043 in words is "one trillion, twenty-three billion, one hundred forty-two million, two hundred twenty-one thousand, forty-three".