210565540100142 has 48 divisors (see below), whose sum is σ = 468613401459840. Its totient is φ = 68307900406416.

The previous prime is 210565540100129. The next prime is 210565540100173. The reversal of 210565540100142 is 241001045565012.

210565540100142 is a `hidden beast` number, since 2 + 1 + 0 + 5 + 6 + 5 + 540 + 100 + 1 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 210565540100097 and 210565540100106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1051696842 + ... + 1051897037.

It is an arithmetic number, because the mean of its divisors is an integer number (9762779197080).

Almost surely, 2^{210565540100142} is an apocalyptic number.

210565540100142 is an abundant number, since it is smaller than the sum of its proper divisors (258047861359698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210565540100142 is a wasteful number, since it uses less digits than its factorization.

210565540100142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103594037 (or 2103594034 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 210565540100142 its reverse (241001045565012), we get a palindrome (451566585665154).

The spelling of 210565540100142 in words is "two hundred ten trillion, five hundred sixty-five billion, five hundred forty million, one hundred thousand, one hundred forty-two".