11122101021012 has 48 divisors (see below), whose sum is σ = 27318464194560. Its totient is φ = 3512110887648.

The previous prime is 11122101020983. The next prime is 11122101021013. The reversal of 11122101021012 is 21012010122111.

It is a happy number.

It is a super-2 number, since 2×11122101021012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11122101020982 and 11122101021000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122101021013) 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 15 ways as a sum of consecutive naturals, for example, 5279563 + ... + 7079405.

It is an arithmetic number, because the mean of its divisors is an integer number (569134670720).

Almost surely, 2^{11122101021012} is an apocalyptic number.

11122101021012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11122101021012 is an abundant number, since it is smaller than the sum of its proper divisors (16196363173548).

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

11122101021012 is a wasteful number, since it uses less digits than its factorization.

11122101021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826972 (or 1826970 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11122101021012 its reverse (21012010122111), we get a palindrome (32134111143123).

The spelling of 11122101021012 in words is "eleven trillion, one hundred twenty-two billion, one hundred one million, twenty-one thousand, twelve".