1201413122320 has 20 divisors (see below), whose sum is σ = 2793285509580. Its totient is φ = 480565248896.

The previous prime is 1201413122291. The next prime is 1201413122359. The reversal of 1201413122320 is 232213141021.

It can be written as a sum of positive squares in 2 ways, for example, as 282445479936 + 918967642384 = 531456^2 + 958628^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 1201413122291 and 1201413122300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7508831935 + ... + 7508832094.

It is an arithmetic number, because the mean of its divisors is an integer number (139664275479).

Almost surely, 2^{1201413122320} is an apocalyptic number.

1201413122320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201413122320 is an abundant number, since it is smaller than the sum of its proper divisors (1591872387260).

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

1201413122320 is a wasteful number, since it uses less digits than its factorization.

1201413122320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15017664042 (or 15017664036 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1201413122320 its reverse (232213141021), we get a palindrome (1433626263341).

The spelling of 1201413122320 in words is "one trillion, two hundred one billion, four hundred thirteen million, one hundred twenty-two thousand, three hundred twenty".