1012020030223 has 16 divisors (see below), whose sum is σ = 1074840883200. Its totient is φ = 950156887680.

The previous prime is 1012020030179. The next prime is 1012020030277. The reversal of 1012020030223 is 3220300202101.

It is a cyclic number.

It is not a de Polignac number, because 1012020030223 - 2²¹ = 1012017933071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012020030197 and 1012020030206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012020030023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21685008 + ... + 21731626.

It is an arithmetic number, because the mean of its divisors is an integer number (67177555200).

Almost surely, 2^{1012020030223} is an apocalyptic number.

1012020030223 is a deficient number, since it is larger than the sum of its proper divisors (62820852977).

1012020030223 is a wasteful number, since it uses less digits than its factorization.

1012020030223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56862.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1012020030223 its reverse (3220300202101), we get a palindrome (4232320232324).

The spelling of 1012020030223 in words is "one trillion, twelve billion, twenty million, thirty thousand, two hundred twenty-three".