1201131321230 has 8 divisors (see below), whose sum is σ = 2162036378232. Its totient is φ = 480452528488.

The previous prime is 1201131321227. The next prime is 1201131321239. The reversal of 1201131321230 is 321231311021.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201131321239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60056566052 + ... + 60056566071.

It is an arithmetic number, because the mean of its divisors is an integer number (270254547279).

Almost surely, 2^{1201131321230} is an apocalyptic number.

1201131321230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201131321230 is a deficient number, since it is larger than the sum of its proper divisors (960905057002).

1201131321230 is a wasteful number, since it uses less digits than its factorization.

1201131321230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120113132130.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1201131321230 its reverse (321231311021), we get a palindrome (1522362632251).

The spelling of 1201131321230 in words is "one trillion, two hundred one billion, one hundred thirty-one million, three hundred twenty-one thousand, two hundred thirty".