10222221121100 has 36 divisors (see below), whose sum is σ = 22212236529000. Its totient is φ = 4083355416960.

The previous prime is 10222221121093. The next prime is 10222221121117. The reversal of 10222221121100 is 112112222201.

10222221121100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69088625 + ... + 69236424.

It is an arithmetic number, because the mean of its divisors is an integer number (617006570250).

Almost surely, 2^{10222221121100} is an apocalyptic number.

10222221121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222221121100 is an abundant number, since it is smaller than the sum of its proper divisors (11990015407900).

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

10222221121100 is a wasteful number, since it uses less digits than its factorization.

10222221121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138325802 (or 138325795 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10222221121100 its reverse (112112222201), we get a palindrome (10334333343301).

The spelling of 10222221121100 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred".