100022220212120 has 64 divisors (see below), whose sum is σ = 233186448996000. Its totient is φ = 38566865046528.

The previous prime is 100022220212113. The next prime is 100022220212171. The reversal of 100022220212120 is 21212022220001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68931437 + ... + 70367516.

Almost surely, 2^{100022220212120} is an apocalyptic number.

100022220212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100022220212120 is an abundant number, since it is smaller than the sum of its proper divisors (133164228783880).

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

100022220212120 is a wasteful number, since it uses less digits than its factorization.

100022220212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139299612 (or 139299608 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100022220212120 its reverse (21212022220001), we get a palindrome (121234242432121).

The spelling of 100022220212120 in words is "one hundred trillion, twenty-two billion, two hundred twenty million, two hundred twelve thousand, one hundred twenty".