1012312302 has 16 divisors (see below), whose sum is σ = 2030057040. Its totient is φ = 336532032.

The previous prime is 1012312253. The next prime is 1012312307. The reversal of 1012312302 is 2032132101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012312307) 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 7 ways as a sum of consecutive naturals, for example, 223927 + ... + 228402.

It is an arithmetic number, because the mean of its divisors is an integer number (126878565).

Almost surely, 2^1012312302 is an apocalyptic number.

1012312302 is an abundant number, since it is smaller than the sum of its proper divisors (1017744738).

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

1012312302 is a wasteful number, since it uses less digits than its factorization.

1012312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452707.

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

The square root of 1012312302 is about 31816.8556271672. The cubic root of 1012312302 is about 1004.0873713005.

Adding to 1012312302 its reverse (2032132101), we get a palindrome (3044444403).

The spelling of 1012312302 in words is "one billion, twelve million, three hundred twelve thousand, three hundred two".