1330121115 has 32 divisors (see below), whose sum is σ = 2368664640. Its totient is φ = 708196608.

The previous prime is 1330121077. The next prime is 1330121131. The reversal of 1330121115 is 5111210331.

It is not a de Polignac number, because 1330121115 - 2¹⁴ = 1330104731 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74719 + ... + 90791.

It is an arithmetic number, because the mean of its divisors is an integer number (74020770).

Almost surely, 2^1330121115 is an apocalyptic number.

1330121115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1330121115 is a deficient number, since it is larger than the sum of its proper divisors (1038543525).

1330121115 is a wasteful number, since it uses less digits than its factorization.

1330121115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16700 (or 16694 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1330121115 is about 36470.8255321976. The cubic root of 1330121115 is about 1099.7578296090.

Adding to 1330121115 its reverse (5111210331), we get a palindrome (6441331446).

The spelling of 1330121115 in words is "one billion, three hundred thirty million, one hundred twenty-one thousand, one hundred fifteen".