1133212201 has 4 divisors (see below), whose sum is σ = 1236231504. Its totient is φ = 1030192900.

The previous prime is 1133212181. The next prime is 1133212219. The reversal of 1133212201 is 1022123311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1133212201 - 2¹⁷ = 1133081129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133210201) 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, 51509635 + ... + 51509656.

It is an arithmetic number, because the mean of its divisors is an integer number (309057876).

Almost surely, 2^1133212201 is an apocalyptic number.

1133212201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1133212201 is a deficient number, since it is larger than the sum of its proper divisors (103019303).

1133212201 is a wasteful number, since it uses less digits than its factorization.

1133212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103019302.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1133212201 is about 33663.2173298988. The cubic root of 1133212201 is about 1042.5664551333.

Adding to 1133212201 its reverse (1022123311), we get a palindrome (2155335512).

The spelling of 1133212201 in words is "one billion, one hundred thirty-three million, two hundred twelve thousand, two hundred one".