1012021032223 has 8 divisors (see below), whose sum is σ = 1013574643200. Its totient is φ = 1010467778208.

The previous prime is 1012021032173. The next prime is 1012021032241. The reversal of 1012021032223 is 3222301202101.

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-1012021032223 is a prime.

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 1012021032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012021032023) 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 7 ways as a sum of consecutive naturals, for example, 5891490 + ... + 6060832.

It is an arithmetic number, because the mean of its divisors is an integer number (126696830400).

Almost surely, 2^{1012021032223} is an apocalyptic number.

1012021032223 is a deficient number, since it is larger than the sum of its proper divisors (1553610977).

1012021032223 is an equidigital number, since it uses as much as digits as its factorization.

1012021032223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178481.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1012021032223 its reverse (3222301202101), we get a palindrome (4234322234324).

The spelling of 1012021032223 in words is "one trillion, twelve billion, twenty-one million, thirty-two thousand, two hundred twenty-three".