20212210310123 has 8 divisors (see below), whose sum is σ = 22273204921968. Its totient is φ = 18223531298784.

The previous prime is 20212210310087. The next prime is 20212210310129. The reversal of 20212210310123 is 32101301221202.

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

It is a cyclic number.

It is not a de Polignac number, because 20212210310123 - 2²⁰ = 20212209261547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20212210310095 and 20212210310104.

It is not an unprimeable number, because it can be changed into a prime (20212210310129) 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, 18078899540 + ... + 18078900657.

It is an arithmetic number, because the mean of its divisors is an integer number (2784150615246).

Almost surely, 2^{20212210310123} is an apocalyptic number.

20212210310123 is a deficient number, since it is larger than the sum of its proper divisors (2060994611845).

20212210310123 is a wasteful number, since it uses less digits than its factorization.

20212210310123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36157800253.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20212210310123 its reverse (32101301221202), we get a palindrome (52313511531325).

The spelling of 20212210310123 in words is "twenty trillion, two hundred twelve billion, two hundred ten million, three hundred ten thousand, one hundred twenty-three".