1012322113 has 4 divisors (see below), whose sum is σ = 1104351408. Its totient is φ = 920292820.

The previous prime is 1012322093. The next prime is 1012322117. The reversal of 1012322113 is 3112232101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012322113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012322117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46014631 + ... + 46014652.

It is an arithmetic number, because the mean of its divisors is an integer number (276087852).

Almost surely, 2^1012322113 is an apocalyptic number.

It is an amenable number.

1012322113 is a deficient number, since it is larger than the sum of its proper divisors (92029295).

1012322113 is an equidigital number, since it uses as much as digits as its factorization.

1012322113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92029294.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1012322113 is about 31817.0098060770. The cubic root of 1012322113 is about 1004.0906150522.

Adding to 1012322113 its reverse (3112232101), we get a palindrome (4124554214).

The spelling of 1012322113 in words is "one billion, twelve million, three hundred twenty-two thousand, one hundred thirteen".