1201133303309 has 8 divisors (see below), whose sum is σ = 1206224979960. Its totient is φ = 1196051904000.

The previous prime is 1201133303303. The next prime is 1201133303311. The reversal of 1201133303309 is 9033033311021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 478556801284 + 722576502025 = 691778^2 + 850045^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201133303309 - 2⁸ = 1201133303053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201133303303) 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, 2335052 + ... + 2802629.

It is an arithmetic number, because the mean of its divisors is an integer number (150778122495).

Almost surely, 2^{1201133303309} is an apocalyptic number.

It is an amenable number.

1201133303309 is a deficient number, since it is larger than the sum of its proper divisors (5091676651).

1201133303309 is an equidigital number, since it uses as much as digits as its factorization.

1201133303309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5138671.

The product of its (nonzero) digits is 4374, while the sum is 29.

The spelling of 1201133303309 in words is "one trillion, two hundred one billion, one hundred thirty-three million, three hundred three thousand, three hundred nine".