1020020110023 has 8 divisors (see below), whose sum is σ = 1362752320000. Its totient is φ = 678650653368.

The previous prime is 1020020109907. The next prime is 1020020110091. The reversal of 1020020110023 is 3200110200201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020020110023 - 2⁸ = 1020020109767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1020020109990 and 1020020110008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020020110223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340686583 + ... + 340689576.

It is an arithmetic number, because the mean of its divisors is an integer number (170344040000).

Almost surely, 2^{1020020110023} is an apocalyptic number.

1020020110023 is a deficient number, since it is larger than the sum of its proper divisors (342732209977).

1020020110023 is an equidigital number, since it uses as much as digits as its factorization.

1020020110023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681376661.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1020020110023 its reverse (3200110200201), we get a palindrome (4220130310224).

The spelling of 1020020110023 in words is "one trillion, twenty billion, twenty million, one hundred ten thousand, twenty-three".