123153121113045 has 16 divisors (see below), whose sum is σ = 202370534154240. Its totient is φ = 63906484469184.

The previous prime is 123153121113041. The next prime is 123153121113049. The reversal of 123153121113045 is 540311121351321.

It is an interprime number because it is at equal distance from previous prime (123153121113041) and next prime (123153121113049).

It is not a de Polignac number, because 123153121113045 - 2² = 123153121113041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123153121112997 and 123153121113015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123153121113041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110948757205 + ... + 110948758314.

It is an arithmetic number, because the mean of its divisors is an integer number (12648158384640).

Almost surely, 2^{123153121113045} is an apocalyptic number.

123153121113045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123153121113045 is a deficient number, since it is larger than the sum of its proper divisors (79217413041195).

123153121113045 is a wasteful number, since it uses less digits than its factorization.

123153121113045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221897515564.

The product of its (nonzero) digits is 10800, while the sum is 33.

Adding to 123153121113045 its reverse (540311121351321), we get a palindrome (663464242464366).

The spelling of 123153121113045 in words is "one hundred twenty-three trillion, one hundred fifty-three billion, one hundred twenty-one million, one hundred thirteen thousand, forty-five".