1420042122041 has 4 divisors (see below), whose sum is σ = 1420172376192. Its totient is φ = 1419911867892.

The previous prime is 1420042122019. The next prime is 1420042122049. The reversal of 1420042122041 is 1402212400241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1420042122041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1420042121998 and 1420042122016.

It is not an unprimeable number, because it can be changed into a prime (1420042122049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65110721 + ... + 65132526.

It is an arithmetic number, because the mean of its divisors is an integer number (355043094048).

Almost surely, 2^{1420042122041} is an apocalyptic number.

It is an amenable number.

1420042122041 is a deficient number, since it is larger than the sum of its proper divisors (130254151).

1420042122041 is a wasteful number, since it uses less digits than its factorization.

1420042122041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130254150.

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

Adding to 1420042122041 its reverse (1402212400241), we get a palindrome (2822254522282).

The spelling of 1420042122041 in words is "one trillion, four hundred twenty billion, forty-two million, one hundred twenty-two thousand, forty-one".