1201013321 has 8 divisors (see below), whose sum is σ = 1215549504. Its totient is φ = 1186529200.

The previous prime is 1201013299. The next prime is 1201013353. The reversal of 1201013321 is 1233101021.

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 1201013321 - 2¹⁰ = 1201012297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201013296 and 1201013305.

It is not an unprimeable number, because it can be changed into a prime (1201013621) 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, 34436 + ... + 59898.

It is an arithmetic number, because the mean of its divisors is an integer number (151943688).

Almost surely, 2^1201013321 is an apocalyptic number.

It is an amenable number.

1201013321 is a deficient number, since it is larger than the sum of its proper divisors (14536183).

1201013321 is a wasteful number, since it uses less digits than its factorization.

1201013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26031.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1201013321 is about 34655.6390938041. The cubic root of 1201013321 is about 1062.9576000955.

Adding to 1201013321 its reverse (1233101021), we get a palindrome (2434114342).

The spelling of 1201013321 in words is "one billion, two hundred one million, thirteen thousand, three hundred twenty-one".