20000042103434 has 8 divisors (see below), whose sum is σ = 30051170589888. Its totient is φ = 9982985240140.

The previous prime is 20000042103413. The next prime is 20000042103523. The reversal of 20000042103434 is 43430124000002.

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

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, 8517904322 + ... + 8517906669.

It is an arithmetic number, because the mean of its divisors is an integer number (3756396323736).

Almost surely, 2^{20000042103434} is an apocalyptic number.

20000042103434 is a deficient number, since it is larger than the sum of its proper divisors (10051128486454).

20000042103434 is a wasteful number, since it uses less digits than its factorization.

20000042103434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17035811580.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20000042103434 its reverse (43430124000002), we get a palindrome (63430166103436).

The spelling of 20000042103434 in words is "twenty trillion, forty-two million, one hundred three thousand, four hundred thirty-four".