100121011101101 has 8 divisors (see below), whose sum is σ = 102516905672064. Its totient is φ = 97752498182640.

The previous prime is 100121011101077. The next prime is 100121011101149. The reversal of 100121011101101 is 101101110121001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100121011101101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121011101191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6845405726 + ... + 6845420351.

It is an arithmetic number, because the mean of its divisors is an integer number (12814613209008).

Almost surely, 2^{100121011101101} is an apocalyptic number.

It is an amenable number.

100121011101101 is a deficient number, since it is larger than the sum of its proper divisors (2395894570963).

100121011101101 is a wasteful number, since it uses less digits than its factorization.

100121011101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13690826251.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 100121011101101 its reverse (101101110121001), we get a palindrome (201222121222102).

The spelling of 100121011101101 in words is "one hundred trillion, one hundred twenty-one billion, eleven million, one hundred one thousand, one hundred one".