1301112222111 has 24 divisors (see below), whose sum is σ = 2044817851440. Its totient is φ = 792429958656.

The previous prime is 1301112222107. The next prime is 1301112222121. The reversal of 1301112222111 is 1112222111031.

It is a happy number.

It is not a de Polignac number, because 1301112222111 - 2² = 1301112222107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301112222101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57311421 + ... + 57334118.

It is an arithmetic number, because the mean of its divisors is an integer number (85200743810).

Almost surely, 2^{1301112222111} is an apocalyptic number.

1301112222111 is a deficient number, since it is larger than the sum of its proper divisors (743705629329).

1301112222111 is a wasteful number, since it uses less digits than its factorization.

1301112222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114645655 (or 114645652 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1301112222111 its reverse (1112222111031), we get a palindrome (2413334333142).

The spelling of 1301112222111 in words is "one trillion, three hundred one billion, one hundred twelve million, two hundred twenty-two thousand, one hundred eleven".