1012321313213 has 8 divisors (see below), whose sum is σ = 1180549636800. Its totient is φ = 867703982460.

The previous prime is 1012321313209. The next prime is 1012321313219. The reversal of 1012321313213 is 3123131232101.

It is not a de Polignac number, because 1012321313213 - 2² = 1012321313209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012321313219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1475686703 + ... + 1475687388.

It is an arithmetic number, because the mean of its divisors is an integer number (147568704600).

Almost surely, 2^{1012321313213} is an apocalyptic number.

It is an amenable number.

1012321313213 is a deficient number, since it is larger than the sum of its proper divisors (168228323587).

1012321313213 is an frugal number, since it uses more digits than its factorization.

1012321313213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951374112 (or 2951374098 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1012321313213 its reverse (3123131232101), we get a palindrome (4135452545314).

The spelling of 1012321313213 in words is "one trillion, twelve billion, three hundred twenty-one million, three hundred thirteen thousand, two hundred thirteen".