100121201011101 has 8 divisors (see below), whose sum is σ = 133505250391584. Its totient is φ = 66742309485680.

The previous prime is 100121201011081. The next prime is 100121201011199. The reversal of 100121201011101 is 101110102121001.

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 100121201011101 - 2²⁵ = 100121167456669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121201011301) 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, 1289418471 + ... + 1289496116.

It is an arithmetic number, because the mean of its divisors is an integer number (16688156298948).

Almost surely, 2^{100121201011101} is an apocalyptic number.

It is an amenable number.

100121201011101 is a deficient number, since it is larger than the sum of its proper divisors (33384049380483).

100121201011101 is a wasteful number, since it uses less digits than its factorization.

100121201011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578927531.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 100121201011101 its reverse (101110102121001), we get a palindrome (201231303132102).

The spelling of 100121201011101 in words is "one hundred trillion, one hundred twenty-one billion, two hundred one million, eleven thousand, one hundred one".