1122312113 has 8 divisors (see below), whose sum is σ = 1213462656. Its totient is φ = 1031850000.

The previous prime is 1122312091. The next prime is 1122312119. The reversal of 1122312113 is 3112132211.

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 1122312113 - 2⁶ = 1122312049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122312091 and 1122312100.

It is not an unprimeable number, because it can be changed into a prime (1122312119) 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, 168713 + ... + 175238.

It is an arithmetic number, because the mean of its divisors is an integer number (151682832).

Almost surely, 2^1122312113 is an apocalyptic number.

1122312113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1122312113 is a deficient number, since it is larger than the sum of its proper divisors (91150543).

1122312113 is a wasteful number, since it uses less digits than its factorization.

1122312113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344215.

The product of its digits is 72, while the sum is 17.

The square root of 1122312113 is about 33500.9270468744. The cubic root of 1122312113 is about 1039.2129502008.

Adding to 1122312113 its reverse (3112132211), we get a palindrome (4234444324).

The spelling of 1122312113 in words is "one billion, one hundred twenty-two million, three hundred twelve thousand, one hundred thirteen".