121001143313 has 8 divisors (see below), whose sum is σ = 127400332800. Its totient is φ = 114605024688.

The previous prime is 121001143309. The next prime is 121001143337. The reversal of 121001143313 is 313341100121.

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 121001143313 - 2² = 121001143309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121001143343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686606 + ... + 844647.

It is an arithmetic number, because the mean of its divisors is an integer number (15925041600).

Almost surely, 2^121001143313 is an apocalyptic number.

It is an amenable number.

121001143313 is a deficient number, since it is larger than the sum of its proper divisors (6399189487).

121001143313 is a wasteful number, since it uses less digits than its factorization.

121001143313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535431.

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

Adding to 121001143313 its reverse (313341100121), we get a palindrome (434342243434).

The spelling of 121001143313 in words is "one hundred twenty-one billion, one million, one hundred forty-three thousand, three hundred thirteen".