1301123122112 has 28 divisors (see below), whose sum is σ = 2816635851096. Its totient is φ = 591419600640.

The previous prime is 1301123122111. The next prime is 1301123122141. The reversal of 1301123122112 is 2112213211031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301123122111) 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, 924092423 + ... + 924093830.

Almost surely, 2^{1301123122112} is an apocalyptic number.

It is an amenable number.

1301123122112 is an abundant number, since it is smaller than the sum of its proper divisors (1515512728984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1301123122112 is a wasteful number, since it uses less digits than its factorization.

1301123122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848186276 (or 1848186266 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1301123122112 its reverse (2112213211031), we get a palindrome (3413336333143).

The spelling of 1301123122112 in words is "one trillion, three hundred one billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred twelve".