2400222442442 has 32 divisors (see below), whose sum is σ = 3937662305280. Its totient is φ = 1088227995120.

The previous prime is 2400222442439. The next prime is 2400222442469. The reversal of 2400222442442 is 2442442220042.

It is a super-2 number, since 2×2400222442442² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2400222442399 and 2400222442408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18148109 + ... + 18279887.

It is an arithmetic number, because the mean of its divisors is an integer number (123051947040).

Almost surely, 2^{2400222442442} is an apocalyptic number.

2400222442442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2400222442442 is a deficient number, since it is larger than the sum of its proper divisors (1537439862838).

2400222442442 is a wasteful number, since it uses less digits than its factorization.

2400222442442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133898.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 2400222442442 its reverse (2442442220042), we get a palindrome (4842664662484).

The spelling of 2400222442442 in words is "two trillion, four hundred billion, two hundred twenty-two million, four hundred forty-two thousand, four hundred forty-two".