22011002102120 has 32 divisors (see below), whose sum is σ = 49615293636000. Its totient is φ = 8788305035328.

The previous prime is 22011002102077. The next prime is 22011002102143. The reversal of 22011002102120 is 2120120011022.

It is a junction number, because it is equal to n+sod(n) for n = 22011002102095 and 22011002102104.

It is an unprimeable number.

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, 502971770 + ... + 503015529.

It is an arithmetic number, because the mean of its divisors is an integer number (1550477926125).

Almost surely, 2^{22011002102120} is an apocalyptic number.

22011002102120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011002102120 is an abundant number, since it is smaller than the sum of its proper divisors (27604291533880).

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

22011002102120 is a wasteful number, since it uses less digits than its factorization.

22011002102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005987857 (or 1005987853 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22011002102120 its reverse (2120120011022), we get a palindrome (24131122113142).

The spelling of 22011002102120 in words is "twenty-two trillion, eleven billion, two million, one hundred two thousand, one hundred twenty".