100011102021988 has 24 divisors (see below), whose sum is σ = 180491471609400. Its totient is φ = 48458481242880.

The previous prime is 100011102021953. The next prime is 100011102021997. The reversal of 100011102021988 is 889120201110001.

It can be written as a sum of positive squares in 4 ways, for example, as 5629838161984 + 94381263860004 = 2372728^2 + 9715002^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2046364131 + ... + 2046413002.

It is an arithmetic number, because the mean of its divisors is an integer number (7520477983725).

Almost surely, 2^{100011102021988} is an apocalyptic number.

It is an amenable number.

100011102021988 is a deficient number, since it is larger than the sum of its proper divisors (80480369587412).

100011102021988 is a wasteful number, since it uses less digits than its factorization.

100011102021988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4092777327 (or 4092777325 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 34.

Adding to 100011102021988 its reverse (889120201110001), we get a palindrome (989131303131989).

The spelling of 100011102021988 in words is "one hundred trillion, eleven billion, one hundred two million, twenty-one thousand, nine hundred eighty-eight".