1330210121 has 8 divisors (see below), whose sum is σ = 1430014080. Its totient is φ = 1233385488.

The previous prime is 1330210069. The next prime is 1330210139. The reversal of 1330210121 is 1210120331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330210121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1330210096 and 1330210105.

It is not an unprimeable number, because it can be changed into a prime (1330210151) 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, 743906 + ... + 745691.

It is an arithmetic number, because the mean of its divisors is an integer number (178751760).

Almost surely, 2^1330210121 is an apocalyptic number.

It is an amenable number.

1330210121 is a deficient number, since it is larger than the sum of its proper divisors (99803959).

1330210121 is a wasteful number, since it uses less digits than its factorization.

1330210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489663.

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

The square root of 1330210121 is about 36472.0457473940. The cubic root of 1330210121 is about 1099.7823594209.

Adding to 1330210121 its reverse (1210120331), we get a palindrome (2540330452).

It can be divided in two parts, 1330210 and 121, that added together give a palindrome (1330331).

The spelling of 1330210121 in words is "one billion, three hundred thirty million, two hundred ten thousand, one hundred twenty-one".