1421040120142 has 8 divisors (see below), whose sum is σ = 2131566223176. Its totient is φ = 710518045752.

The previous prime is 1421040120133. The next prime is 1421040120169. The reversal of 1421040120142 is 2410210401241.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132673 + ... + 1691059.

It is an arithmetic number, because the mean of its divisors is an integer number (266445777897).

Almost surely, 2^{1421040120142} is an apocalyptic number.

1421040120142 is a deficient number, since it is larger than the sum of its proper divisors (710526103034).

1421040120142 is a wasteful number, since it uses less digits than its factorization.

1421040120142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014322.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 1421040120142 its reverse (2410210401241), we get a palindrome (3831250521383).

The spelling of 1421040120142 in words is "one trillion, four hundred twenty-one billion, forty million, one hundred twenty thousand, one hundred forty-two".