212020012023 has 4 divisors (see below), whose sum is σ = 282693349368. Its totient is φ = 141346674680.

The previous prime is 212020012007. The next prime is 212020012031. The reversal of 212020012023 is 320210020212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212020012023 - 2⁴ = 212020012007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020011993 and 212020012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212020010023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35336668668 + ... + 35336668673.

It is an arithmetic number, because the mean of its divisors is an integer number (70673337342).

Almost surely, 2^212020012023 is an apocalyptic number.

212020012023 is a deficient number, since it is larger than the sum of its proper divisors (70673337345).

212020012023 is an equidigital number, since it uses as much as digits as its factorization.

212020012023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70673337344.

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

Adding to 212020012023 its reverse (320210020212), we get a palindrome (532230032235).

The spelling of 212020012023 in words is "two hundred twelve billion, twenty million, twelve thousand, twenty-three".