199213312275 has 192 divisors, whose sum is σ = 387028978560. Its totient is φ = 100329062400.

The previous prime is 199213312271. The next prime is 199213312313. The reversal of 199213312275 is 572213312991.

199213312275 is a `hidden beast` number, since 1 + 9 + 92 + 1 + 331 + 227 + 5 = 666.

It is not a de Polignac number, because 199213312275 - 2² = 199213312271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 199213312275.

It is not an unprimeable number, because it can be changed into a prime (199213312271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 263161197 + ... + 263161953.

It is an arithmetic number, because the mean of its divisors is an integer number (2015775930).

Almost surely, 2^199213312275 is an apocalyptic number.

199213312275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

199213312275 is a deficient number, since it is larger than the sum of its proper divisors (187815666285).

199213312275 is a wasteful number, since it uses less digits than its factorization.

199213312275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111 (or 1100 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The spelling of 199213312275 in words is "one hundred ninety-nine billion, two hundred thirteen million, three hundred twelve thousand, two hundred seventy-five".