12155233442003 has 8 divisors (see below), whose sum is σ = 12264471898272. Its totient is φ = 12046475155456.

The previous prime is 12155233441999. The next prime is 12155233442047. The reversal of 12155233442003 is 30024433255121.

12155233442003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12155233442003 - 2² = 12155233441999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12155433442003) 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, 119991575 + ... + 120092832.

It is an arithmetic number, because the mean of its divisors is an integer number (1533058987284).

Almost surely, 2^{12155233442003} is an apocalyptic number.

12155233442003 is a deficient number, since it is larger than the sum of its proper divisors (109238456269).

12155233442003 is a wasteful number, since it uses less digits than its factorization.

12155233442003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240084861.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 12155233442003 its reverse (30024433255121), we get a palindrome (42179666697124).

The spelling of 12155233442003 in words is "twelve trillion, one hundred fifty-five billion, two hundred thirty-three million, four hundred forty-two thousand, three".