212017935135 has 16 divisors (see below), whose sum is σ = 339431988960. Its totient is φ = 113008467840.

The previous prime is 212017935121. The next prime is 212017935137. The reversal of 212017935135 is 531539710212.

It is not a de Polignac number, because 212017935135 - 2⁶ = 212017935071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212017935093 and 212017935102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212017935137) 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, 4209396 + ... + 4259465.

It is an arithmetic number, because the mean of its divisors is an integer number (21214499310).

Almost surely, 2^212017935135 is an apocalyptic number.

212017935135 is a deficient number, since it is larger than the sum of its proper divisors (127414053825).

212017935135 is a wasteful number, since it uses less digits than its factorization.

212017935135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8470538.

The product of its (nonzero) digits is 56700, while the sum is 39.

The spelling of 212017935135 in words is "two hundred twelve billion, seventeen million, nine hundred thirty-five thousand, one hundred thirty-five".