123443013001430 has 32 divisors (see below), whose sum is σ = 222240036363840. Its totient is φ = 49367736437760.

The previous prime is 123443013001381. The next prime is 123443013001463. The reversal of 123443013001430 is 34100310344321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 123443013001393 and 123443013001402.

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 15 ways as a sum of consecutive naturals, for example, 1926326990 + ... + 1926391070.

It is an arithmetic number, because the mean of its divisors is an integer number (6945001136370).

Almost surely, 2^{123443013001430} is an apocalyptic number.

123443013001430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123443013001430 is a deficient number, since it is larger than the sum of its proper divisors (98797023362410).

123443013001430 is a wasteful number, since it uses less digits than its factorization.

123443013001430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98024.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 123443013001430 its reverse (34100310344321), we get a palindrome (157543323345751).

The spelling of 123443013001430 in words is "one hundred twenty-three trillion, four hundred forty-three billion, thirteen million, one thousand, four hundred thirty".