3111212001 has 8 divisors (see below), whose sum is σ = 4328642880. Its totient is φ = 1983961232.

The previous prime is 3111211997. The next prime is 3111212029. The reversal of 3111212001 is 1002121113.

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

It is not a de Polignac number, because 3111212001 - 2² = 3111211997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3111212051) 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 7 ways as a sum of consecutive naturals, for example, 22544946 + ... + 22545083.

It is an arithmetic number, because the mean of its divisors is an integer number (541080360).

Almost surely, 2^3111212001 is an apocalyptic number.

It is an amenable number.

3111212001 is a deficient number, since it is larger than the sum of its proper divisors (1217430879).

3111212001 is a wasteful number, since it uses less digits than its factorization.

3111212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45090055.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 3111212001 is about 55778.2394935516. The cubic root of 3111212001 is about 1459.8554934539.

Adding to 3111212001 its reverse (1002121113), we get a palindrome (4113333114).

The spelling of 3111212001 in words is "three billion, one hundred eleven million, two hundred twelve thousand, one".