1011012201011 has 16 divisors (see below), whose sum is σ = 1045902993408. Its totient is φ = 976611892800.

The previous prime is 1011012200999. The next prime is 1011012201041. The reversal of 1011012201011 is 1101022101101.

It is a cyclic number.

It is not a de Polignac number, because 1011012201011 - 2¹⁰ = 1011012199987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011012200983 and 1011012201001.

It is not an unprimeable number, because it can be changed into a prime (1011012201041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30334046 + ... + 30367356.

It is an arithmetic number, because the mean of its divisors is an integer number (65368937088).

Almost surely, 2^{1011012201011} is an apocalyptic number.

1011012201011 is a deficient number, since it is larger than the sum of its proper divisors (34890792397).

1011012201011 is a wasteful number, since it uses less digits than its factorization.

1011012201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40642.

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

Adding to 1011012201011 its reverse (1101022101101), we get a palindrome (2112034302112).

The spelling of 1011012201011 in words is "one trillion, eleven billion, twelve million, two hundred one thousand, eleven".