2021140141442 has 16 divisors (see below), whose sum is σ = 3191554944960. Its totient is φ = 957297861072.

The previous prime is 2021140141441. The next prime is 2021140141457. The reversal of 2021140141442 is 2441410411202.

It is not an unprimeable number, because it can be changed into a prime (2021140141441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1903733 + ... + 2768840.

It is an arithmetic number, because the mean of its divisors is an integer number (199472184060).

Almost surely, 2^{2021140141442} is an apocalyptic number.

2021140141442 is a deficient number, since it is larger than the sum of its proper divisors (1170414803518).

2021140141442 is a wasteful number, since it uses less digits than its factorization.

2021140141442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683977.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 2021140141442 its reverse (2441410411202), we get a palindrome (4462550552644).

The spelling of 2021140141442 in words is "two trillion, twenty-one billion, one hundred forty million, one hundred forty-one thousand, four hundred forty-two".