1001011120211 has 8 divisors (see below), whose sum is σ = 1049273144304. Its totient is φ = 953884673280.

The previous prime is 1001011120201. The next prime is 1001011120217. The reversal of 1001011120211 is 1120211101001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001011120211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001011120192 and 1001011120201.

It is not an unprimeable number, because it can be changed into a prime (1001011120217) 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, 283892486 + ... + 283896011.

It is an arithmetic number, because the mean of its divisors is an integer number (131159143038).

Almost surely, 2^{1001011120211} is an apocalyptic number.

1001011120211 is a deficient number, since it is larger than the sum of its proper divisors (48262024093).

1001011120211 is an equidigital number, since it uses as much as digits as its factorization.

1001011120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567788581.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001011120211 its reverse (1120211101001), we get a palindrome (2121222221212).

The spelling of 1001011120211 in words is "one trillion, one billion, eleven million, one hundred twenty thousand, two hundred eleven".