1222112010113 has 4 divisors (see below), whose sum is σ = 1222225673988. Its totient is φ = 1221998346240.

The previous prime is 1222112010103. The next prime is 1222112010257. The reversal of 1222112010113 is 3110102112221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 909757331344 + 312354678769 = 953812^2 + 558887^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222112010113 - 2¹⁶ = 1222111944577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222112010091 and 1222112010100.

It is not an unprimeable number, because it can be changed into a prime (1222112010103) 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, 56815808 + ... + 56837313.

It is an arithmetic number, because the mean of its divisors is an integer number (305556418497).

Almost surely, 2^{1222112010113} is an apocalyptic number.

It is an amenable number.

1222112010113 is a deficient number, since it is larger than the sum of its proper divisors (113663875).

1222112010113 is a wasteful number, since it uses less digits than its factorization.

1222112010113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113663874.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1222112010113 its reverse (3110102112221), we get a palindrome (4332214122334).

The spelling of 1222112010113 in words is "one trillion, two hundred twenty-two billion, one hundred twelve million, ten thousand, one hundred thirteen".