123120413134 has 8 divisors (see below), whose sum is σ = 184763183688. Its totient is φ = 61532685240.

The previous prime is 123120413113. The next prime is 123120413149. The reversal of 123120413134 is 431314021321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123120413134² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123120413099 and 123120413108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13755072 + ... + 13764019.

It is an arithmetic number, because the mean of its divisors is an integer number (23095397961).

Almost surely, 2^123120413134 is an apocalyptic number.

123120413134 is a deficient number, since it is larger than the sum of its proper divisors (61642770554).

123120413134 is a wasteful number, since it uses less digits than its factorization.

123120413134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27521330.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 123120413134 its reverse (431314021321), we get a palindrome (554434434455).

The spelling of 123120413134 in words is "one hundred twenty-three billion, one hundred twenty million, four hundred thirteen thousand, one hundred thirty-four".