20240124442 has 4 divisors (see below), whose sum is σ = 30360186666. Its totient is φ = 10120062220.

The previous prime is 20240124419. The next prime is 20240124491. The reversal of 20240124442 is 24442104202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24442104202 = 2 ⋅12221052101.

It can be written as a sum of positive squares in only one way, i.e., 19664172441 + 575952001 = 140229^2 + 23999^2 .

It is a super-2 number, since 2×20240124442² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060031109 + ... + 5060031112.

Almost surely, 2^20240124442 is an apocalyptic number.

20240124442 is a deficient number, since it is larger than the sum of its proper divisors (10120062224).

20240124442 is a wasteful number, since it uses less digits than its factorization.

20240124442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10120062223.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 20240124442 its reverse (24442104202), we get a palindrome (44682228644).

The spelling of 20240124442 in words is "twenty billion, two hundred forty million, one hundred twenty-four thousand, four hundred forty-two".