1023002012 has 6 divisors (see below), whose sum is σ = 1790253528. Its totient is φ = 511501004.

The previous prime is 1023001997. The next prime is 1023002017. The reversal of 1023002012 is 2102003201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1023001984 and 1023002002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023002017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127875248 + ... + 127875255.

It is an arithmetic number, because the mean of its divisors is an integer number (298375588).

Almost surely, 2^1023002012 is an apocalyptic number.

It is an amenable number.

1023002012 is a deficient number, since it is larger than the sum of its proper divisors (767251516).

1023002012 is a wasteful number, since it uses less digits than its factorization.

1023002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255750507 (or 255750505 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1023002012 is about 31984.4026362851. The cubic root of 1023002012 is about 1007.6092891888.

Adding to 1023002012 its reverse (2102003201), we get a palindrome (3125005213).

The spelling of 1023002012 in words is "one billion, twenty-three million, two thousand, twelve".