1155541103222 has 16 divisors (see below), whose sum is σ = 1909607083344. Its totient is φ = 520045500000.

The previous prime is 1155541103203. The next prime is 1155541103251. The reversal of 1155541103222 is 2223011455511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260020529 + ... + 260024972.

It is an arithmetic number, because the mean of its divisors is an integer number (119350442709).

Almost surely, 2^{1155541103222} is an apocalyptic number.

1155541103222 is a deficient number, since it is larger than the sum of its proper divisors (754065980122).

1155541103222 is a wasteful number, since it uses less digits than its factorization.

1155541103222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520045615.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 1155541103222 its reverse (2223011455511), we get a palindrome (3378552558733).

The spelling of 1155541103222 in words is "one trillion, one hundred fifty-five billion, five hundred forty-one million, one hundred three thousand, two hundred twenty-two".