124312220120444 has 6 divisors (see below), whose sum is σ = 217546385210784. Its totient is φ = 62156110060220.

The previous prime is 124312220120393. The next prime is 124312220120461. The reversal of 124312220120444 is 444021022213421.

It is a self number, because there is not a number n which added to its sum of digits gives 124312220120444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15539027515052 + ... + 15539027515059.

It is an arithmetic number, because the mean of its divisors is an integer number (36257730868464).

Almost surely, 2^{124312220120444} is an apocalyptic number.

It is an amenable number.

124312220120444 is a deficient number, since it is larger than the sum of its proper divisors (93234165090340).

124312220120444 is a wasteful number, since it uses less digits than its factorization.

124312220120444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31078055030115 (or 31078055030113 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 124312220120444 its reverse (444021022213421), we get a palindrome (568333242333865).

The spelling of 124312220120444 in words is "one hundred twenty-four trillion, three hundred twelve billion, two hundred twenty million, one hundred twenty thousand, four hundred forty-four".