1020133012 has 24 divisors (see below), whose sum is σ = 1832160512. Its totient is φ = 496821600.

The previous prime is 1020133001. The next prime is 1020133019. The reversal of 1020133012 is 2103310201.

It is a junction number, because it is equal to n+sod(n) for n = 1020132983 and 1020133001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020133019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4837 + ... + 45427.

Almost surely, 2^1020133012 is an apocalyptic number.

It is an amenable number.

1020133012 is a deficient number, since it is larger than the sum of its proper divisors (812027500).

1020133012 is a wasteful number, since it uses less digits than its factorization.

1020133012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40759 (or 40757 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1020133012 is about 31939.5211610944. The cubic root of 1020133012 is about 1006.6664635079. Note that the first 3 decimals are identical.

Adding to 1020133012 its reverse (2103310201), we get a palindrome (3123443213).

The spelling of 1020133012 in words is "one billion, twenty million, one hundred thirty-three thousand, twelve".