212143144011129 has 6 divisors (see below), whose sum is σ = 306428985793866. Its totient is φ = 141428762674080.

The previous prime is 212143144011121. The next prime is 212143144011179. The reversal of 212143144011129 is 921110441341212.

212143144011129 is a `hidden beast` number, since 2 + 1 + 214 + 3 + 1 + 4 + 401 + 11 + 29 = 666.

It can be written as a sum of positive squares in only one way, i.e., 195841552035600 + 16301591975529 = 13994340^2 + 4037523^2 .

It is not a de Polignac number, because 212143144011129 - 2³ = 212143144011121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212143144011093 and 212143144011102.

It is not an unprimeable number, because it can be changed into a prime (212143144011121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11785730222832 + ... + 11785730222849.

It is an arithmetic number, because the mean of its divisors is an integer number (51071497632311).

Almost surely, 2^{212143144011129} is an apocalyptic number.

It is an amenable number.

212143144011129 is a deficient number, since it is larger than the sum of its proper divisors (94285841782737).

212143144011129 is a wasteful number, since it uses less digits than its factorization.

212143144011129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23571460445687 (or 23571460445684 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The spelling of 212143144011129 in words is "two hundred twelve trillion, one hundred forty-three billion, one hundred forty-four million, eleven thousand, one hundred twenty-nine".