2240121343042 has 32 divisors (see below), whose sum is σ = 3859662312000. Its totient is φ = 964375531200.

The previous prime is 2240121343027. The next prime is 2240121343123. The reversal of 2240121343042 is 2403431210422.

It is a self number, because there is not a number n which added to its sum of digits gives 2240121343042.

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, 748584 + ... + 2245132.

It is an arithmetic number, because the mean of its divisors is an integer number (120614447250).

Almost surely, 2^{2240121343042} is an apocalyptic number.

2240121343042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2240121343042 is a deficient number, since it is larger than the sum of its proper divisors (1619540968958).

2240121343042 is a wasteful number, since it uses less digits than its factorization.

2240121343042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500162.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2240121343042 its reverse (2403431210422), we get a palindrome (4643552553464).

The spelling of 2240121343042 in words is "two trillion, two hundred forty billion, one hundred twenty-one million, three hundred forty-three thousand, forty-two".