100210111222120 has 64 divisors (see below), whose sum is σ = 231251608938240. Its totient is φ = 39061017542400.

The previous prime is 100210111222079. The next prime is 100210111222129. The reversal of 100210111222120 is 21222111012001.

It is a super-2 number, since 2×100210111222120² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100210111222094 and 100210111222103.

It is not an unprimeable number, because it can be changed into a prime (100210111222129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66847651 + ... + 68330290.

It is an arithmetic number, because the mean of its divisors is an integer number (3613306389660).

Almost surely, 2^{100210111222120} is an apocalyptic number.

100210111222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100210111222120 is an abundant number, since it is smaller than the sum of its proper divisors (131041497716120).

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

100210111222120 is a wasteful number, since it uses less digits than its factorization.

100210111222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135178426 (or 135178422 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100210111222120 its reverse (21222111012001), we get a palindrome (121432222234121).

The spelling of 100210111222120 in words is "one hundred trillion, two hundred ten billion, one hundred eleven million, two hundred twenty-two thousand, one hundred twenty".