1011201101011 has 8 divisors (see below), whose sum is σ = 1012239512064. Its totient is φ = 1010162912520.

The previous prime is 1011201100991. The next prime is 1011201101017. The reversal of 1011201101011 is 1101011021101.

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

It is a cyclic number.

It is not a de Polignac number, because 1011201101011 - 2¹⁹ = 1011200576723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011201101017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9950346 + ... + 10051456.

It is an arithmetic number, because the mean of its divisors is an integer number (126529939008).

Almost surely, 2^{1011201101011} is an apocalyptic number.

1011201101011 is a deficient number, since it is larger than the sum of its proper divisors (1038411053).

1011201101011 is a wasteful number, since it uses less digits than its factorization.

1011201101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111281.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1011201101011 its reverse (1101011021101), we get a palindrome (2112212122112).

The spelling of 1011201101011 in words is "one trillion, eleven billion, two hundred one million, one hundred one thousand, eleven".