10212120023 has 8 divisors (see below), whose sum is σ = 11686336800. Its totient is φ = 8741738880.

The previous prime is 10212119947. The next prime is 10212120029. The reversal of 10212120023 is 32002121201.

It is a happy number.

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

It is not a de Polignac number, because 10212120023 - 2¹⁰ = 10212118999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212120029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 953198 + ... + 963851.

It is an arithmetic number, because the mean of its divisors is an integer number (1460792100).

Almost surely, 2^10212120023 is an apocalyptic number.

10212120023 is a deficient number, since it is larger than the sum of its proper divisors (1474216777).

10212120023 is an equidigital number, since it uses as much as digits as its factorization.

10212120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917817.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10212120023 its reverse (32002121201), we get a palindrome (42214241224).

The spelling of 10212120023 in words is "ten billion, two hundred twelve million, one hundred twenty thousand, twenty-three".