1012022113 has 8 divisors (see below), whose sum is σ = 1041858920. Its totient is φ = 982316160.

The previous prime is 1012022101. The next prime is 1012022119. The reversal of 1012022113 is 3112202101.

1012022113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5419584 + 1006602529 = 2328^2 + 31727^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012022113 - 2⁹ = 1012021601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012022093 and 1012022102.

It is not an unprimeable number, because it can be changed into a prime (1012022119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16908 + ... + 48061.

It is an arithmetic number, because the mean of its divisors is an integer number (130232365).

Almost surely, 2^1012022113 is an apocalyptic number.

It is an amenable number.

1012022113 is a deficient number, since it is larger than the sum of its proper divisors (29836807).

1012022113 is an equidigital number, since it uses as much as digits as its factorization.

1012022113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65427.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1012022113 is about 31812.2949973748. The cubic root of 1012022113 is about 1003.9914183830.

Adding to 1012022113 its reverse (3112202101), we get a palindrome (4124224214).

The spelling of 1012022113 in words is "one billion, twelve million, twenty-two thousand, one hundred thirteen".