100220222120012 has 6 divisors (see below), whose sum is σ = 175385388710028. Its totient is φ = 50110111060004.

The previous prime is 100220222119991. The next prime is 100220222120023. The reversal of 100220222120012 is 210021222022001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12527527764998 + ... + 12527527765005.

It is an arithmetic number, because the mean of its divisors is an integer number (29230898118338).

Almost surely, 2^{100220222120012} is an apocalyptic number.

It is an amenable number.

100220222120012 is a deficient number, since it is larger than the sum of its proper divisors (75165166590016).

100220222120012 is a wasteful number, since it uses less digits than its factorization.

100220222120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25055055530007 (or 25055055530005 counting only the distinct ones).

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

Adding to 100220222120012 its reverse (210021222022001), we get a palindrome (310241444142013).

The spelling of 100220222120012 in words is "one hundred trillion, two hundred twenty billion, two hundred twenty-two million, one hundred twenty thousand, twelve".