1201503135232 has 40 divisors (see below), whose sum is σ = 2406928018176. Its totient is φ = 599182927872.

The previous prime is 1201503135193. The next prime is 1201503135263. The reversal of 1201503135232 is 2325313051021.

It is a self number, because there is not a number n which added to its sum of digits gives 1201503135232.

It is a congruent number.

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, 2867463 + ... + 3259654.

Almost surely, 2^{1201503135232} is an apocalyptic number.

It is an amenable number.

1201503135232 is an abundant number, since it is smaller than the sum of its proper divisors (1205424882944).

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

1201503135232 is an frugal number, since it uses more digits than its factorization.

1201503135232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6127518 (or 6127502 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 1201503135232 its reverse (2325313051021), we get a palindrome (3526816186253).

The spelling of 1201503135232 in words is "one trillion, two hundred one billion, five hundred three million, one hundred thirty-five thousand, two hundred thirty-two".