1301021120233 has 4 divisors (see below), whose sum is σ = 1312534581588. Its totient is φ = 1289507658880.

The previous prime is 1301021120183. The next prime is 1301021120239. The reversal of 1301021120233 is 3320211201031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 353926236889 + 947094883344 = 594917^2 + 973188^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301021120233 - 2¹⁷ = 1301020989161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1301021120233.

It is not an unprimeable number, because it can be changed into a prime (1301021120239) 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, 5756730508 + ... + 5756730733.

It is an arithmetic number, because the mean of its divisors is an integer number (328133645397).

Almost surely, 2^{1301021120233} is an apocalyptic number.

It is an amenable number.

1301021120233 is a deficient number, since it is larger than the sum of its proper divisors (11513461355).

1301021120233 is a wasteful number, since it uses less digits than its factorization.

1301021120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11513461354.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1301021120233 its reverse (3320211201031), we get a palindrome (4621232321264).

The spelling of 1301021120233 in words is "one trillion, three hundred one billion, twenty-one million, one hundred twenty thousand, two hundred thirty-three".