2043020420042 has 32 divisors (see below), whose sum is σ = 3547764232320. Its totient is φ = 864266941440.

The previous prime is 2043020420041. The next prime is 2043020420059. The reversal of 2043020420042 is 2400240203402.

It is not an unprimeable number, because it can be changed into a prime (2043020420041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1470059 + ... + 2499422.

It is an arithmetic number, because the mean of its divisors is an integer number (110867632260).

Almost surely, 2^{2043020420042} is an apocalyptic number.

2043020420042 is a deficient number, since it is larger than the sum of its proper divisors (1504743812278).

2043020420042 is a wasteful number, since it uses less digits than its factorization.

2043020420042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969966.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 2043020420042 its reverse (2400240203402), we get a palindrome (4443260623444).

The spelling of 2043020420042 in words is "two trillion, forty-three billion, twenty million, four hundred twenty thousand, forty-two".