124542211312 has 20 divisors (see below), whose sum is σ = 241403682856. Its totient is φ = 62244486720.

The previous prime is 124542211243. The next prime is 124542211333. The reversal of 124542211312 is 213112245421.

It is a happy number.

It is a super-2 number, since 2×124542211312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1625058 + ... + 1699969.

Almost surely, 2^124542211312 is an apocalyptic number.

It is an amenable number.

124542211312 is a deficient number, since it is larger than the sum of its proper divisors (116861471544).

124542211312 is a wasteful number, since it uses less digits than its factorization.

124542211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327376 (or 3327370 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

Adding to 124542211312 its reverse (213112245421), we get a palindrome (337654456733).

The spelling of 124542211312 in words is "one hundred twenty-four billion, five hundred forty-two million, two hundred eleven thousand, three hundred twelve".