112211221013 has 2 divisors, whose sum is σ = 112211221014. Its totient is φ = 112211221012.

The previous prime is 112211220973. The next prime is 112211221081. The reversal of 112211221013 is 310122112211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66320155729 + 45891065284 = 257527^2 + 214222^2 .

It is a cyclic number.

It is not a de Polignac number, because 112211221013 - 2¹⁶ = 112211155477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112211220982 and 112211221000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112211227013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56105610506 + 56105610507.

It is an arithmetic number, because the mean of its divisors is an integer number (56105610507).

Almost surely, 2^112211221013 is an apocalyptic number.

It is an amenable number.

112211221013 is a deficient number, since it is larger than the sum of its proper divisors (1).

112211221013 is an equidigital number, since it uses as much as digits as its factorization.

112211221013 is an evil number, because the sum of its binary digits is even.

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

Adding to 112211221013 its reverse (310122112211), we get a palindrome (422333333224).

The spelling of 112211221013 in words is "one hundred twelve billion, two hundred eleven million, two hundred twenty-one thousand, thirteen".