2020231231123 has 8 divisors (see below), whose sum is σ = 2312246090592. Its totient is φ = 1729068971136.

The previous prime is 2020231231103. The next prime is 2020231231133. The reversal of 2020231231123 is 3211321320202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020231231123 is a prime.

It is a super-2 number, since 2×2020231231123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020231231094 and 2020231231103.

It is not an unprimeable number, because it can be changed into a prime (2020231231103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213144790 + ... + 213154267.

It is an arithmetic number, because the mean of its divisors is an integer number (289030761324).

Almost surely, 2^{2020231231123} is an apocalyptic number.

2020231231123 is a deficient number, since it is larger than the sum of its proper divisors (292014859469).

2020231231123 is an equidigital number, since it uses as much as digits as its factorization.

2020231231123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426299741.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2020231231123 its reverse (3211321320202), we get a palindrome (5231552551325).

The spelling of 2020231231123 in words is "two trillion, twenty billion, two hundred thirty-one million, two hundred thirty-one thousand, one hundred twenty-three".