212012103023 has 16 divisors (see below), whose sum is σ = 253490356224. Its totient is φ = 173520162240.

The previous prime is 212012102987. The next prime is 212012103091. The reversal of 212012103023 is 320301210212.

It is a cyclic number.

It is not a de Polignac number, because 212012103023 - 2¹² = 212012098927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212012102992 and 212012103010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012103323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7845215 + ... + 7872192.

It is an arithmetic number, because the mean of its divisors is an integer number (15843147264).

Almost surely, 2^212012103023 is an apocalyptic number.

212012103023 is a deficient number, since it is larger than the sum of its proper divisors (41478253201).

212012103023 is a wasteful number, since it uses less digits than its factorization.

212012103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15717502.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212012103023 its reverse (320301210212), we get a palindrome (532313313235).

The spelling of 212012103023 in words is "two hundred twelve billion, twelve million, one hundred three thousand, twenty-three".