121000010021201 has 8 divisors (see below), whose sum is σ = 121022144530560. Its totient is φ = 120977876103808.

The previous prime is 121000010021167. The next prime is 121000010021203. The reversal of 121000010021201 is 102120010000121.

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 121000010021201 - 2¹⁰ = 121000010020177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121000010021203) 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, 712144865 + ... + 712314753.

It is an arithmetic number, because the mean of its divisors is an integer number (15127768066320).

Almost surely, 2^{121000010021201} is an apocalyptic number.

It is an amenable number.

121000010021201 is a deficient number, since it is larger than the sum of its proper divisors (22134509359).

121000010021201 is a wasteful number, since it uses less digits than its factorization.

121000010021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295983.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121000010021201 its reverse (102120010000121), we get a palindrome (223120020021322).

The spelling of 121000010021201 in words is "one hundred twenty-one trillion, ten million, twenty-one thousand, two hundred one".