1220000001133 has 8 divisors (see below), whose sum is σ = 1291778254080. Its totient is φ = 1148223253440.

The previous prime is 1220000001091. The next prime is 1220000001169. The reversal of 1220000001133 is 3311000000221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1220000001133 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 (1220000001173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1584238 + ... + 2224816.

It is an arithmetic number, because the mean of its divisors is an integer number (161472281760).

Almost surely, 2^{1220000001133} is an apocalyptic number.

It is an amenable number.

1220000001133 is a deficient number, since it is larger than the sum of its proper divisors (71778252947).

1220000001133 is a wasteful number, since it uses less digits than its factorization.

1220000001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752627.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1220000001133 its reverse (3311000000221), we get a palindrome (4531000001354).

The spelling of 1220000001133 in words is "one trillion, two hundred twenty billion, one thousand, one hundred thirty-three".