1020202341142 has 8 divisors (see below), whose sum is σ = 1530309360096. Its totient is φ = 510099221112.

The previous prime is 1020202341049. The next prime is 1020202341281. The reversal of 1020202341142 is 2411432020201.

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 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, 196213 + ... + 1441840.

It is an arithmetic number, because the mean of its divisors is an integer number (191288670012).

Almost surely, 2^{1020202341142} is an apocalyptic number.

1020202341142 is a deficient number, since it is larger than the sum of its proper divisors (510107018954).

1020202341142 is a wasteful number, since it uses less digits than its factorization.

1020202341142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949462.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1020202341142 its reverse (2411432020201), we get a palindrome (3431634361343).

The spelling of 1020202341142 in words is "one trillion, twenty billion, two hundred two million, three hundred forty-one thousand, one hundred forty-two".