1233311312201 has 4 divisors (see below), whose sum is σ = 1234380967572. Its totient is φ = 1232241656832.

The previous prime is 1233311312161. The next prime is 1233311312231. The reversal of 1233311312201 is 1022131133321.

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 415091564176 + 818219748025 = 644276^2 + 904555^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233311312201 - 2¹⁴ = 1233311295817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1233311312231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534825956 + ... + 534828261.

It is an arithmetic number, because the mean of its divisors is an integer number (308595241893).

Almost surely, 2^{1233311312201} is an apocalyptic number.

It is an amenable number.

1233311312201 is a deficient number, since it is larger than the sum of its proper divisors (1069655371).

1233311312201 is a wasteful number, since it uses less digits than its factorization.

1233311312201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069655370.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1233311312201 its reverse (1022131133321), we get a palindrome (2255442445522).

The spelling of 1233311312201 in words is "one trillion, two hundred thirty-three billion, three hundred eleven million, three hundred twelve thousand, two hundred one".