2020312200123 has 18 divisors (see below), whose sum is σ = 3394674241764. Its totient is φ = 1154464114104.

The previous prime is 2020312200097. The next prime is 2020312200131. The reversal of 2020312200123 is 3210022130202.

It is not a de Polignac number, because 2020312200123 - 2⁹ = 2020312199611 is a prime.

It is a super-2 number, since 2×2020312200123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2020312200096 and 2020312200105.

It is not an unprimeable number, because it can be changed into a prime (2020312200223) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2290602961 + ... + 2290603842.

Almost surely, 2^{2020312200123} is an apocalyptic number.

2020312200123 is a deficient number, since it is larger than the sum of its proper divisors (1374362041641).

2020312200123 is a wasteful number, since it uses less digits than its factorization.

2020312200123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4581206823 (or 4581206813 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2020312200123 its reverse (3210022130202), we get a palindrome (5230334330325).

The spelling of 2020312200123 in words is "two trillion, twenty billion, three hundred twelve million, two hundred thousand, one hundred twenty-three".