20142120210134 has 16 divisors (see below), whose sum is σ = 32541255444768. Its totient is φ = 9295224792192.

The previous prime is 20142120210119. The next prime is 20142120210169. The reversal of 20142120210134 is 43101202124102.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47216147 + ... + 47640830.

It is an arithmetic number, because the mean of its divisors is an integer number (2033828465298).

Almost surely, 2^{20142120210134} is an apocalyptic number.

20142120210134 is a deficient number, since it is larger than the sum of its proper divisors (12399135234634).

20142120210134 is a wasteful number, since it uses less digits than its factorization.

20142120210134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94865159.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 20142120210134 its reverse (43101202124102), we get a palindrome (63243322334236).

The spelling of 20142120210134 in words is "twenty trillion, one hundred forty-two billion, one hundred twenty million, two hundred ten thousand, one hundred thirty-four".