124452112442 has 64 divisors (see below), whose sum is σ = 222829056000. Its totient is φ = 51027484992.

The previous prime is 124452112427. The next prime is 124452112451. The reversal of 124452112442 is 244211254421.

It is a super-2 number, since 2×124452112442² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124452112399 and 124452112408.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6940184 + ... + 6958092.

It is an arithmetic number, because the mean of its divisors is an integer number (3481704000).

Almost surely, 2^124452112442 is an apocalyptic number.

124452112442 is a deficient number, since it is larger than the sum of its proper divisors (98376943558).

124452112442 is a wasteful number, since it uses less digits than its factorization.

124452112442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18203.

The product of its digits is 20480, while the sum is 32.

Adding to 124452112442 its reverse (244211254421), we get a palindrome (368663366863).

The spelling of 124452112442 in words is "one hundred twenty-four billion, four hundred fifty-two million, one hundred twelve thousand, four hundred forty-two".