312201211011 has 8 divisors (see below), whose sum is σ = 424122400080. Its totient is φ = 204207081312.

The previous prime is 312201210961. The next prime is 312201211027. The reversal of 312201211011 is 110112102213.

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

It is not a de Polignac number, because 312201211011 - 2⁷ = 312201210883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312201211051) 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, 981764656 + ... + 981764973.

It is an arithmetic number, because the mean of its divisors is an integer number (53015300010).

Almost surely, 2^312201211011 is an apocalyptic number.

312201211011 is a deficient number, since it is larger than the sum of its proper divisors (111921189069).

312201211011 is a wasteful number, since it uses less digits than its factorization.

312201211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963529685.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 312201211011 its reverse (110112102213), we get a palindrome (422313313224).

The spelling of 312201211011 in words is "three hundred twelve billion, two hundred one million, two hundred eleven thousand, eleven".