124215114434442 has 64 divisors (see below), whose sum is σ = 251387841876480. Its totient is φ = 40915832832000.

The previous prime is 124215114434441. The next prime is 124215114434473. The reversal of 124215114434442 is 244434411512421.

It is a junction number, because it is equal to n+sod(n) for n = 124215114434394 and 124215114434403.

It is not an unprimeable number, because it can be changed into a prime (124215114434441) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 110421942 + ... + 111541182.

It is an arithmetic number, because the mean of its divisors is an integer number (3927935029320).

Almost surely, 2^{124215114434442} is an apocalyptic number.

124215114434442 is an abundant number, since it is smaller than the sum of its proper divisors (127172727442038).

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

124215114434442 is a wasteful number, since it uses less digits than its factorization.

124215114434442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120079.

The product of its digits is 491520, while the sum is 42.

Adding to 124215114434442 its reverse (244434411512421), we get a palindrome (368649525946863).

The spelling of 124215114434442 in words is "one hundred twenty-four trillion, two hundred fifteen billion, one hundred fourteen million, four hundred thirty-four thousand, four hundred forty-two".