100110100021012 has 6 divisors (see below), whose sum is σ = 175192675036778. Its totient is φ = 50055050010504.

The previous prime is 100110100021007. The next prime is 100110100021013. The reversal of 100110100021012 is 210120001011001.

It can be written as a sum of positive squares in only one way, i.e., 54898408147716 + 45211691873296 = 7409346^2 + 6723964^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100110100021012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110100021013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12513762502623 + ... + 12513762502630.

Almost surely, 2^{100110100021012} is an apocalyptic number.

It is an amenable number.

100110100021012 is a deficient number, since it is larger than the sum of its proper divisors (75082575015766).

100110100021012 is a wasteful number, since it uses less digits than its factorization.

100110100021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25027525005257 (or 25027525005255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100110100021012 its reverse (210120001011001), we get a palindrome (310230101032013).

The spelling of 100110100021012 in words is "one hundred trillion, one hundred ten billion, one hundred million, twenty-one thousand, twelve".