10023012 has 36 divisors (see below), whose sum is σ = 25530960. Its totient is φ = 3315312.

The previous prime is 10023007. The next prime is 10023023. The reversal of 10023012 is 21032001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10022985 and 10023003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4003 + ... + 6005.

Almost surely, 2^10023012 is an apocalyptic number.

10023012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10023012 is an abundant number, since it is smaller than the sum of its proper divisors (15507948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10023012 is a wasteful number, since it uses less digits than its factorization.

10023012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152 (or 2147 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 10023012 is about 3165.9140860105. The cubic root of 10023012 is about 215.6086019036.

Adding to 10023012 its reverse (21032001), we get a palindrome (31055013).

The spelling of 10023012 in words is "ten million, twenty-three thousand, twelve".