124331031031442 has 16 divisors (see below), whose sum is σ = 188346089379672. Its totient is φ = 61549021123200.

The previous prime is 124331031031387. The next prime is 124331031031447. The reversal of 124331031031442 is 244130130133421.

It can be written as a sum of positive squares in 4 ways, for example, as 124329658403041 + 1372628401 = 11150321^2 + 37049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124331031031399 and 124331031031408.

It is not an unprimeable number, because it can be changed into a prime (124331031031447) 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, 7643948 + ... + 17524040.

Almost surely, 2^{124331031031442} is an apocalyptic number.

124331031031442 is a deficient number, since it is larger than the sum of its proper divisors (64015058348230).

124331031031442 is a wasteful number, since it uses less digits than its factorization.

124331031031442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9942493.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 124331031031442 its reverse (244130130133421), we get a palindrome (368461161164863).

The spelling of 124331031031442 in words is "one hundred twenty-four trillion, three hundred thirty-one billion, thirty-one million, thirty-one thousand, four hundred forty-two".