1133201321111 has 4 divisors (see below), whose sum is σ = 1182470943792. Its totient is φ = 1083931698432.

The previous prime is 1133201321101. The next prime is 1133201321167. The reversal of 1133201321111 is 1111231023311.

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 1133201321111 - 2²⁶ = 1133134212247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133201321101) 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, 24634811306 + ... + 24634811351.

It is an arithmetic number, because the mean of its divisors is an integer number (295617735948).

Almost surely, 2^{1133201321111} is an apocalyptic number.

1133201321111 is a deficient number, since it is larger than the sum of its proper divisors (49269622681).

1133201321111 is an equidigital number, since it uses as much as digits as its factorization.

1133201321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49269622680.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1133201321111 its reverse (1111231023311), we get a palindrome (2244432344422).

The spelling of 1133201321111 in words is "one trillion, one hundred thirty-three billion, two hundred one million, three hundred twenty-one thousand, one hundred eleven".