1201313010321 has 24 divisors (see below), whose sum is σ = 1808939808000. Its totient is φ = 767366964000.

The previous prime is 1201313010307. The next prime is 1201313010329. The reversal of 1201313010321 is 1230103131021.

1201313010321 is a `hidden beast` number, since 1 + 20 + 1 + 313 + 0 + 10 + 321 = 666.

It is not a de Polignac number, because 1201313010321 - 2¹³ = 1201313002129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201313010294 and 1201313010303.

It is not an unprimeable number, because it can be changed into a prime (1201313010329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21287571 + ... + 21343928.

It is an arithmetic number, because the mean of its divisors is an integer number (75372492000).

Almost surely, 2^{1201313010321} is an apocalyptic number.

It is an amenable number.

1201313010321 is a deficient number, since it is larger than the sum of its proper divisors (607626797679).

1201313010321 is a wasteful number, since it uses less digits than its factorization.

1201313010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42631637 (or 42631634 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1201313010321 its reverse (1230103131021), we get a palindrome (2431416141342).

The spelling of 1201313010321 in words is "one trillion, two hundred one billion, three hundred thirteen million, ten thousand, three hundred twenty-one".