2020020012123 has 8 divisors (see below), whose sum is σ = 2786234499600. Its totient is φ = 1300242766368.

The previous prime is 2020020012119. The next prime is 2020020012137. The reversal of 2020020012123 is 3212100200202.

It is a happy number.

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

It is not a de Polignac number, because 2020020012123 - 2² = 2020020012119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020020012113) 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, 11609310328 + ... + 11609310501.

It is an arithmetic number, because the mean of its divisors is an integer number (348279312450).

Almost surely, 2^{2020020012123} is an apocalyptic number.

2020020012123 is a deficient number, since it is larger than the sum of its proper divisors (766214487477).

2020020012123 is a wasteful number, since it uses less digits than its factorization.

2020020012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23218620861.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2020020012123 its reverse (3212100200202), we get a palindrome (5232120212325).

The spelling of 2020020012123 in words is "two trillion, twenty billion, twenty million, twelve thousand, one hundred twenty-three".