101212023 has 24 divisors (see below), whose sum is σ = 149828224. Its totient is φ = 60722640.

The previous prime is 101212019. The next prime is 101212037. The reversal of 101212023 is 320212101.

It is not a de Polignac number, because 101212023 - 2² = 101212019 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 (101212003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36036 + ... + 38742.

Almost surely, 2^101212023 is an apocalyptic number.

101212023 is a deficient number, since it is larger than the sum of its proper divisors (48616201).

101212023 is a wasteful number, since it uses less digits than its factorization.

101212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835 (or 2824 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 101212023 is about 10060.4186294607. The cubic root of 101212023 is about 466.0265953372.

Adding to 101212023 its reverse (320212101), we get a palindrome (421424124).

The spelling of 101212023 in words is "one hundred one million, two hundred twelve thousand, twenty-three".