11011012220101 has 32 divisors (see below), whose sum is σ = 11498983372800. Its totient is φ = 10535229619200.

The previous prime is 11011012220081. The next prime is 11011012220113. The reversal of 11011012220101 is 10102221011011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11011012220101 - 2³⁵ = 10976652481733 is a prime.

It is a super-2 number, since 2×11011012220101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011012220801) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1085786491 + ... + 1085796631.

It is an arithmetic number, because the mean of its divisors is an integer number (359343230400).

Almost surely, 2^{11011012220101} is an apocalyptic number.

It is an amenable number.

11011012220101 is a deficient number, since it is larger than the sum of its proper divisors (487971152699).

11011012220101 is a wasteful number, since it uses less digits than its factorization.

11011012220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12277.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011012220101 its reverse (10102221011011), we get a palindrome (21113233231112).

The spelling of 11011012220101 in words is "eleven trillion, eleven billion, twelve million, two hundred twenty thousand, one hundred one".