1201133031320 has 32 divisors (see below), whose sum is σ = 2702609705520. Its totient is φ = 480442477440.

The previous prime is 1201133031317. The next prime is 1201133031331. The reversal of 1201133031320 is 231303311021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1201133031292 and 1201133031301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1617479 + ... + 2240201.

Almost surely, 2^{1201133031320} is an apocalyptic number.

1201133031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201133031320 is an abundant number, since it is smaller than the sum of its proper divisors (1501476674200).

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

1201133031320 is a wasteful number, since it uses less digits than its factorization.

1201133031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670955 (or 670951 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1201133031320 its reverse (231303311021), we get a palindrome (1432436342341).

The spelling of 1201133031320 in words is "one trillion, two hundred one billion, one hundred thirty-three million, thirty-one thousand, three hundred twenty".