1012302133212 has 48 divisors (see below), whose sum is σ = 2420159468832. Its totient is φ = 329134494720.

The previous prime is 1012302133211. The next prime is 1012302133231. The reversal of 1012302133212 is 2123312032101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012302133211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2143518 + ... + 2572794.

It is an arithmetic number, because the mean of its divisors is an integer number (50419988934).

Almost surely, 2^{1012302133212} is an apocalyptic number.

1012302133212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012302133212 is an abundant number, since it is smaller than the sum of its proper divisors (1407857335620).

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

1012302133212 is a wasteful number, since it uses less digits than its factorization.

1012302133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434118 (or 434116 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1012302133212 its reverse (2123312032101), we get a palindrome (3135614165313).

The spelling of 1012302133212 in words is "one trillion, twelve billion, three hundred two million, one hundred thirty-three thousand, two hundred twelve".