120121001002201 has 32 divisors (see below), whose sum is σ = 131513132906496. Its totient is φ = 109364942016000.

The previous prime is 120121001002129. The next prime is 120121001002241. The reversal of 120121001002201 is 102200100121021.

It is a cyclic number.

It is not a de Polignac number, because 120121001002201 - 2³¹ = 120118853518553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120121001002241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2038096005 + ... + 2038154941.

It is an arithmetic number, because the mean of its divisors is an integer number (4109785403328).

Almost surely, 2^{120121001002201} is an apocalyptic number.

It is an amenable number.

120121001002201 is a deficient number, since it is larger than the sum of its proper divisors (11392131904295).

120121001002201 is a wasteful number, since it uses less digits than its factorization.

120121001002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105913.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120121001002201 its reverse (102200100121021), we get a palindrome (222321101123222).

The spelling of 120121001002201 in words is "one hundred twenty trillion, one hundred twenty-one billion, one million, two thousand, two hundred one".