123522141155 has 16 divisors (see below), whose sum is σ = 169503494400. Its totient is φ = 84650046432.

The previous prime is 123522141131. The next prime is 123522141163. The reversal of 123522141155 is 551141225321.

It is not a de Polignac number, because 123522141155 - 2¹⁴ = 123522124771 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, 1000205 + ... + 1116894.

It is an arithmetic number, because the mean of its divisors is an integer number (10593968400).

Almost surely, 2^123522141155 is an apocalyptic number.

123522141155 is a deficient number, since it is larger than the sum of its proper divisors (45981353245).

123522141155 is a wasteful number, since it uses less digits than its factorization.

123522141155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118778.

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

Adding to 123522141155 its reverse (551141225321), we get a palindrome (674663366476).

The spelling of 123522141155 in words is "one hundred twenty-three billion, five hundred twenty-two million, one hundred forty-one thousand, one hundred fifty-five".