1010322543643 has 4 divisors (see below), whose sum is σ = 1154654335600. Its totient is φ = 865990751688.

The previous prime is 1010322543577. The next prime is 1010322543683. The reversal of 1010322543643 is 3463452230101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010322543643 - 2¹⁷ = 1010322412571 is a prime.

It is a super-2 number, since 2×1010322543643² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010322543599 and 1010322543608.

It is not an unprimeable number, because it can be changed into a prime (1010322543683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72165895968 + ... + 72165895981.

It is an arithmetic number, because the mean of its divisors is an integer number (288663583900).

Almost surely, 2^{1010322543643} is an apocalyptic number.

1010322543643 is a deficient number, since it is larger than the sum of its proper divisors (144331791957).

1010322543643 is an equidigital number, since it uses as much as digits as its factorization.

1010322543643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144331791956.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 1010322543643 its reverse (3463452230101), we get a palindrome (4473774773744).

The spelling of 1010322543643 in words is "one trillion, ten billion, three hundred twenty-two million, five hundred forty-three thousand, six hundred forty-three".