1223144202133 has 32 divisors (see below), whose sum is σ = 1520302307328. Its totient is φ = 959948236800.

The previous prime is 1223144202127. The next prime is 1223144202139. The reversal of 1223144202133 is 3312024413221.

It is an interprime number because it is at equal distance from previous prime (1223144202127) and next prime (1223144202139).

It is a de Polignac number, because none of the positive numbers 2^k-1223144202133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223144202139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53004988 + ... + 53028058.

It is an arithmetic number, because the mean of its divisors is an integer number (47509447104).

Almost surely, 2^{1223144202133} is an apocalyptic number.

It is an amenable number.

1223144202133 is a deficient number, since it is larger than the sum of its proper divisors (297158105195).

1223144202133 is a wasteful number, since it uses less digits than its factorization.

1223144202133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35173.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1223144202133 its reverse (3312024413221), we get a palindrome (4535168615354).

The spelling of 1223144202133 in words is "one trillion, two hundred twenty-three billion, one hundred forty-four million, two hundred two thousand, one hundred thirty-three".