11012231222133 has 4 divisors (see below), whose sum is σ = 14682974962848. Its totient is φ = 7341487481420.

The previous prime is 11012231222081. The next prime is 11012231222141. The reversal of 11012231222133 is 33122213221011.

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 a cyclic number.

It is not a de Polignac number, because 11012231222133 - 2¹³ = 11012231213941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012231222143) 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, 1835371870353 + ... + 1835371870358.

It is an arithmetic number, because the mean of its divisors is an integer number (3670743740712).

Almost surely, 2^{11012231222133} is an apocalyptic number.

It is an amenable number.

11012231222133 is a deficient number, since it is larger than the sum of its proper divisors (3670743740715).

11012231222133 is an equidigital number, since it uses as much as digits as its factorization.

11012231222133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670743740714.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11012231222133 its reverse (33122213221011), we get a palindrome (44134444443144).

The spelling of 11012231222133 in words is "eleven trillion, twelve billion, two hundred thirty-one million, two hundred twenty-two thousand, one hundred thirty-three".