1002021303023 has 16 divisors (see below), whose sum is σ = 1135955664480. Its totient is φ = 876214433664.

The previous prime is 1002021303011. The next prime is 1002021303089. The reversal of 1002021303023 is 3203031202001.

It is a cyclic number.

It is not a de Polignac number, because 1002021303023 - 2¹⁴ = 1002021286639 is a prime.

It is a super-4 number, since 4×1002021303023⁴ (a number of 49 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002021302992 and 1002021303010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002021305023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4972865 + ... + 5170437.

It is an arithmetic number, because the mean of its divisors is an integer number (70997229030).

Almost surely, 2^{1002021303023} is an apocalyptic number.

1002021303023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1002021303023 is a deficient number, since it is larger than the sum of its proper divisors (133934361457).

1002021303023 is a wasteful number, since it uses less digits than its factorization.

1002021303023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218138.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1002021303023 its reverse (3203031202001), we get a palindrome (4205052505024).

The spelling of 1002021303023 in words is "one trillion, two billion, twenty-one million, three hundred three thousand, twenty-three".