1225334042311 has 8 divisors (see below), whose sum is σ = 1229525680320. Its totient is φ = 1221144168192.

The previous prime is 1225334042299. The next prime is 1225334042329. The reversal of 1225334042311 is 1132404335221.

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

It is a cyclic number.

It is not a de Polignac number, because 1225334042311 - 2⁵ = 1225334042279 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 (1225334042711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958335 + ... + 1835503.

It is an arithmetic number, because the mean of its divisors is an integer number (153690710040).

Almost surely, 2^{1225334042311} is an apocalyptic number.

1225334042311 is a deficient number, since it is larger than the sum of its proper divisors (4191638009).

1225334042311 is an equidigital number, since it uses as much as digits as its factorization.

1225334042311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881945.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1225334042311 its reverse (1132404335221), we get a palindrome (2357738377532).

The spelling of 1225334042311 in words is "one trillion, two hundred twenty-five billion, three hundred thirty-four million, forty-two thousand, three hundred eleven".