124111012412 has 24 divisors (see below), whose sum is σ = 228663309840. Its totient is φ = 58779717120.

The previous prime is 124111012411. The next prime is 124111012477. The reversal of 124111012412 is 214210111421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124111012411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339212 + ... + 602732.

It is an arithmetic number, because the mean of its divisors is an integer number (9527637910).

Almost surely, 2^124111012412 is an apocalyptic number.

It is an amenable number.

124111012412 is a deficient number, since it is larger than the sum of its proper divisors (104552297428).

124111012412 is a wasteful number, since it uses less digits than its factorization.

124111012412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269741 (or 269739 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 124111012412 its reverse (214210111421), we get a palindrome (338321123833).

Subtracting 124111012412 from its reverse (214210111421), we obtain a palindrome (90099099009).

The spelling of 124111012412 in words is "one hundred twenty-four billion, one hundred eleven million, twelve thousand, four hundred twelve".