1201133311432 has 32 divisors (see below), whose sum is σ = 2304766569600. Its totient is φ = 586532124864.

The previous prime is 1201133311397. The next prime is 1201133311439. The reversal of 1201133311432 is 2341133311021.

It is a junction number, because it is equal to n+sod(n) for n = 1201133311397 and 1201133311406.

It is not an unprimeable number, because it can be changed into a prime (1201133311439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2842369 + ... + 3237487.

It is an arithmetic number, because the mean of its divisors is an integer number (72023955300).

Almost surely, 2^{1201133311432} is an apocalyptic number.

It is an amenable number.

1201133311432 is a deficient number, since it is larger than the sum of its proper divisors (1103633258168).

1201133311432 is a wasteful number, since it uses less digits than its factorization.

1201133311432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404005 (or 404001 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 1201133311432 its reverse (2341133311021), we get a palindrome (3542266622453).

The spelling of 1201133311432 in words is "one trillion, two hundred one billion, one hundred thirty-three million, three hundred eleven thousand, four hundred thirty-two".