1013212023 has 4 divisors (see below), whose sum is σ = 1350949368. Its totient is φ = 675474680.

The previous prime is 1013212009. The next prime is 1013212027. The reversal of 1013212023 is 3202123101.

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 1013212023 - 2¹⁴ = 1013195639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013211993 and 1013212011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013212027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168868668 + ... + 168868673.

It is an arithmetic number, because the mean of its divisors is an integer number (337737342).

Almost surely, 2^1013212023 is an apocalyptic number.

1013212023 is a deficient number, since it is larger than the sum of its proper divisors (337737345).

1013212023 is an equidigital number, since it uses as much as digits as its factorization.

1013212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337737344.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1013212023 is about 31830.9915491177. The cubic root of 1013212023 is about 1004.3847535029.

Adding to 1013212023 its reverse (3202123101), we get a palindrome (4215335124).

It can be divided in two parts, 10132 and 12023, that added together give a triangular number (22155 = T₂₁₀).

The spelling of 1013212023 in words is "one billion, thirteen million, two hundred twelve thousand, twenty-three".