1040121404042 has 8 divisors (see below), whose sum is σ = 1783065264096. Its totient is φ = 445766316012.

The previous prime is 1040121404041. The next prime is 1040121404083. The reversal of 1040121404042 is 2404041210401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1040121403999 and 1040121404017.

It is not an unprimeable number, because it can be changed into a prime (1040121404041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37147192988 + ... + 37147193015.

It is an arithmetic number, because the mean of its divisors is an integer number (222883158012).

Almost surely, 2^{1040121404042} is an apocalyptic number.

1040121404042 is a deficient number, since it is larger than the sum of its proper divisors (742943860054).

1040121404042 is an equidigital number, since it uses as much as digits as its factorization.

1040121404042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74294386012.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 1040121404042 its reverse (2404041210401), we get a palindrome (3444162614443).

The spelling of 1040121404042 in words is "one trillion, forty billion, one hundred twenty-one million, four hundred four thousand, forty-two".