212530154212311 has 8 divisors (see below), whose sum is σ = 305171503484400. Its totient is φ = 130787787207552.

The previous prime is 212530154212289. The next prime is 212530154212333. The reversal of 212530154212311 is 113212451035212.

It is an interprime number because it is at equal distance from previous prime (212530154212289) and next prime (212530154212333).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212530154212311 - 2⁷ = 212530154212183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212530154212361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2724745566786 + ... + 2724745566863.

It is an arithmetic number, because the mean of its divisors is an integer number (38146437935550).

Almost surely, 2^{212530154212311} is an apocalyptic number.

212530154212311 is a deficient number, since it is larger than the sum of its proper divisors (92641349272089).

212530154212311 is a wasteful number, since it uses less digits than its factorization.

212530154212311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5449491133665.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 212530154212311 in words is "two hundred twelve trillion, five hundred thirty billion, one hundred fifty-four million, two hundred twelve thousand, three hundred eleven".