1042224240040 has 32 divisors (see below), whose sum is σ = 2347007211360. Its totient is φ = 416533665600.

The previous prime is 1042224239971. The next prime is 1042224240041. The reversal of 1042224240040 is 400424222401.

It is a junction number, because it is equal to n+sod(n) for n = 1042224239987 and 1042224240014.

It is not an unprimeable number, because it can be changed into a prime (1042224240041) 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, 11078526 + ... + 11172205.

It is an arithmetic number, because the mean of its divisors is an integer number (73343975355).

Almost surely, 2^{1042224240040} is an apocalyptic number.

1042224240040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042224240040 is an abundant number, since it is smaller than the sum of its proper divisors (1304782971320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042224240040 is a wasteful number, since it uses less digits than its factorization.

1042224240040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22251913 (or 22251909 counting only the distinct ones).

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

Adding to 1042224240040 its reverse (400424222401), we get a palindrome (1442648462441).

The spelling of 1042224240040 in words is "one trillion, forty-two billion, two hundred twenty-four million, two hundred forty thousand, forty".