1330121322011 has 4 divisors (see below), whose sum is σ = 1400127707400. Its totient is φ = 1260114936624.

The previous prime is 1330121321999. The next prime is 1330121322071. The reversal of 1330121322011 is 1102231210331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1330121322011 - 2²² = 1330117127707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1330121322071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35003192666 + ... + 35003192703.

It is an arithmetic number, because the mean of its divisors is an integer number (350031926850).

Almost surely, 2^{1330121322011} is an apocalyptic number.

1330121322011 is a deficient number, since it is larger than the sum of its proper divisors (70006385389).

1330121322011 is an equidigital number, since it uses as much as digits as its factorization.

1330121322011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70006385388.

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

Adding to 1330121322011 its reverse (1102231210331), we get a palindrome (2432352532342).

The spelling of 1330121322011 in words is "one trillion, three hundred thirty billion, one hundred twenty-one million, three hundred twenty-two thousand, eleven".