123301511213430 has 48 divisors (see below), whose sum is σ = 325271424632112. Its totient is φ = 29891275444800.

The previous prime is 123301511213411. The next prime is 123301511213449. The reversal of 123301511213430 is 34312115103321.

It is an interprime number because it is at equal distance from previous prime (123301511213411) and next prime (123301511213449).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16983675601 + ... + 16983682860.

It is an arithmetic number, because the mean of its divisors is an integer number (6776488013169).

Almost surely, 2^{123301511213430} is an apocalyptic number.

123301511213430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123301511213430 is an abundant number, since it is smaller than the sum of its proper divisors (201969913418682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123301511213430 is a wasteful number, since it uses less digits than its factorization.

123301511213430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33967358493 (or 33967358482 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 123301511213430 its reverse (34312115103321), we get a palindrome (157613626316751).

The spelling of 123301511213430 in words is "one hundred twenty-three trillion, three hundred one billion, five hundred eleven million, two hundred thirteen thousand, four hundred thirty".