11102122001012 has 18 divisors (see below), whose sum is σ = 22600748359602. Its totient is φ = 4758052286064.

The previous prime is 11102122001011. The next prime is 11102122001141. The reversal of 11102122001012 is 21010022120111.

It can be written as a sum of positive squares in only one way, i.e., 10059325662736 + 1042796338276 = 3171644^2 + 1021174^2 .

It is a super-2 number, since 2×11102122001012² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102122001011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28321739603 + ... + 28321739994.

It is an arithmetic number, because the mean of its divisors is an integer number (1255597131089).

Almost surely, 2^{11102122001012} is an apocalyptic number.

It is an amenable number.

11102122001012 is an abundant number, since it is smaller than the sum of its proper divisors (11498626358590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11102122001012 is a wasteful number, since it uses less digits than its factorization.

11102122001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56643479615 (or 56643479606 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11102122001012 its reverse (21010022120111), we get a palindrome (32112144121123).

The spelling of 11102122001012 in words is "eleven trillion, one hundred two billion, one hundred twenty-two million, one thousand, twelve".