100121202201 has 8 divisors (see below), whose sum is σ = 133501703904. Its totient is φ = 66744084320.

The previous prime is 100121202197. The next prime is 100121202217. The reversal of 100121202201 is 102202121001.

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 100121202201 - 2² = 100121202197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100121202101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776091 + ... + 895856.

It is an arithmetic number, because the mean of its divisors is an integer number (16687712988).

Almost surely, 2^100121202201 is an apocalyptic number.

It is an amenable number.

100121202201 is a deficient number, since it is larger than the sum of its proper divisors (33380501703).

100121202201 is a wasteful number, since it uses less digits than its factorization.

100121202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691911.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100121202201 its reverse (102202121001), we get a palindrome (202323323202).

The spelling of 100121202201 in words is "one hundred billion, one hundred twenty-one million, two hundred two thousand, two hundred one".