1301123120000 has 160 divisors (see below), whose sum is σ = 3533527503000. Its totient is φ = 473135360000.

The previous prime is 1301123119981. The next prime is 1301123120069. The reversal of 1301123120000 is 213211031.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 140726 + ... + 1619274.

Almost surely, 2^{1301123120000} is an apocalyptic number.

1301123120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1301123120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766763751500).

1301123120000 is an abundant number, since it is smaller than the sum of its proper divisors (2232404383000).

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

1301123120000 is an equidigital number, since it uses as much as digits as its factorization.

1301123120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478594 (or 1478567 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1301123120000 its reverse (213211031), we get a palindrome (1301336331031).

The spelling of 1301123120000 in words is "one trillion, three hundred one billion, one hundred twenty-three million, one hundred twenty thousand".