1223230441155 has 16 divisors (see below), whose sum is σ = 1957243695264. Its totient is φ = 652364572160.

The previous prime is 1223230441099. The next prime is 1223230441177. The reversal of 1223230441155 is 5511440323221.

It is not a de Polignac number, because 1223230441155 - 2¹² = 1223230437059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1154304 + ... + 1943933.

It is an arithmetic number, because the mean of its divisors is an integer number (122327730954).

Almost surely, 2^{1223230441155} is an apocalyptic number.

1223230441155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1223230441155 is a deficient number, since it is larger than the sum of its proper divisors (734013254109).

1223230441155 is a wasteful number, since it uses less digits than its factorization.

1223230441155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3124566.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 1223230441155 its reverse (5511440323221), we get a palindrome (6734670764376).

The spelling of 1223230441155 in words is "one trillion, two hundred twenty-three billion, two hundred thirty million, four hundred forty-one thousand, one hundred fifty-five".