212530533135304 has 8 divisors (see below), whose sum is σ = 398494749628710. Its totient is φ = 106265266567648.

The previous prime is 212530533135293. The next prime is 212530533135307. The reversal of 212530533135304 is 403531335035212.

It can be written as a sum of positive squares in only one way, i.e., 154902667080100 + 57627866055204 = 12445990^2 + 7591302^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (212530533135307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13283158320949 + ... + 13283158320964.

Almost surely, 2^{212530533135304} is an apocalyptic number.

It is an amenable number.

212530533135304 is a deficient number, since it is larger than the sum of its proper divisors (185964216493406).

212530533135304 is a wasteful number, since it uses less digits than its factorization.

212530533135304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26566316641919 (or 26566316641915 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 40.

The spelling of 212530533135304 in words is "two hundred twelve trillion, five hundred thirty billion, five hundred thirty-three million, one hundred thirty-five thousand, three hundred four".