1020242016423 has 64 divisors (see below), whose sum is σ = 1787525836800. Its totient is φ = 562713661440.

The previous prime is 1020242016419. The next prime is 1020242016433. The reversal of 1020242016423 is 3246102420201.

1020242016423 is a `hidden beast` number, since 1 + 0 + 202 + 4 + 20 + 16 + 423 = 666.

It is not a de Polignac number, because 1020242016423 - 2² = 1020242016419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020242016433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18295143 + ... + 18350823.

It is an arithmetic number, because the mean of its divisors is an integer number (27930091200).

Almost surely, 2^{1020242016423} is an apocalyptic number.

1020242016423 is a deficient number, since it is larger than the sum of its proper divisors (767283820377).

1020242016423 is a wasteful number, since it uses less digits than its factorization.

1020242016423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59069 (or 59063 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1020242016423 its reverse (3246102420201), we get a palindrome (4266344436624).

The spelling of 1020242016423 in words is "one trillion, twenty billion, two hundred forty-two million, sixteen thousand, four hundred twenty-three".