123050511055 has 8 divisors (see below), whose sum is σ = 147662870400. Its totient is φ = 98438904096.

The previous prime is 123050511049. The next prime is 123050511061. The reversal of 123050511055 is 550115050321.

It is an interprime number because it is at equal distance from previous prime (123050511049) and next prime (123050511061).

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 123050511055 - 2¹³ = 123050502863 is a prime.

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, 275661 + ... + 567529.

It is an arithmetic number, because the mean of its divisors is an integer number (18457858800).

Almost surely, 2^123050511055 is an apocalyptic number.

123050511055 is a deficient number, since it is larger than the sum of its proper divisors (24612359345).

123050511055 is an equidigital number, since it uses as much as digits as its factorization.

123050511055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376193.

The product of its (nonzero) digits is 3750, while the sum is 28.

Adding to 123050511055 its reverse (550115050321), we get a palindrome (673165561376).

The spelling of 123050511055 in words is "one hundred twenty-three billion, fifty million, five hundred eleven thousand, fifty-five".