100020121122011 has 8 divisors (see below), whose sum is σ = 102130334666544. Its totient is φ = 97929909601920.

The previous prime is 100020121121989. The next prime is 100020121122037. The reversal of 100020121122011 is 110221121020001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100020121122011 - 2¹⁰ = 100020121120987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100020121122041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5000496005 + ... + 5000516006.

It is an arithmetic number, because the mean of its divisors is an integer number (12766291833318).

Almost surely, 2^{100020121122011} is an apocalyptic number.

100020121122011 is a deficient number, since it is larger than the sum of its proper divisors (2110213544533).

100020121122011 is a wasteful number, since it uses less digits than its factorization.

100020121122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001012221.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100020121122011 its reverse (110221121020001), we get a palindrome (210241242142012).

The spelling of 100020121122011 in words is "one hundred trillion, twenty billion, one hundred twenty-one million, one hundred twenty-two thousand, eleven".