1201301115532 has 96 divisors (see below), whose sum is σ = 2559205942272. Its totient is φ = 482301616896.

The previous prime is 1201301115523. The next prime is 1201301115533. The reversal of 1201301115532 is 2355111031021.

It is a super-2 number, since 2×1201301115532² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201301115497 and 1201301115506.

It is not an unprimeable number, because it can be changed into a prime (1201301115533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7384138 + ... + 7545070.

It is an arithmetic number, because the mean of its divisors is an integer number (26658395232).

Almost surely, 2^{1201301115532} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201301115532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1279602971136).

1201301115532 is an abundant number, since it is smaller than the sum of its proper divisors (1357904826740).

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

1201301115532 is a wasteful number, since it uses less digits than its factorization.

1201301115532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161207 (or 161205 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 1201301115532 its reverse (2355111031021), we get a palindrome (3556412146553).

The spelling of 1201301115532 in words is "one trillion, two hundred one billion, three hundred one million, one hundred fifteen thousand, five hundred thirty-two".