123002225555135 has 48 divisors (see below), whose sum is σ = 161881856919552. Its totient is φ = 89610401088000.

The previous prime is 123002225555107. The next prime is 123002225555137. The reversal of 123002225555135 is 531555522200321.

It is not a de Polignac number, because 123002225555135 - 2²² = 123002221360831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123002225555092 and 123002225555101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123002225555137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (37) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 261860894 + ... + 262330196.

It is an arithmetic number, because the mean of its divisors is an integer number (3372538685824).

Almost surely, 2^{123002225555135} is an apocalyptic number.

123002225555135 is a deficient number, since it is larger than the sum of its proper divisors (38879631364417).

123002225555135 is a wasteful number, since it uses less digits than its factorization.

123002225555135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475224 (or 475207 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

Adding to 123002225555135 its reverse (531555522200321), we get a palindrome (654557747755456).

The spelling of 123002225555135 in words is "one hundred twenty-three trillion, two billion, two hundred twenty-five million, five hundred fifty-five thousand, one hundred thirty-five".