2002011200121 has 8 divisors (see below), whose sum is σ = 2826368753184. Its totient is φ = 1256163890240.

The previous prime is 2002011200113. The next prime is 2002011200141. The reversal of 2002011200121 is 1210021102002.

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 2002011200121 - 2³ = 2002011200113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002011200097 and 2002011200106.

It is not an unprimeable number, because it can be changed into a prime (2002011200141) 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, 19627560735 + ... + 19627560836.

It is an arithmetic number, because the mean of its divisors is an integer number (353296094148).

Almost surely, 2^{2002011200121} is an apocalyptic number.

It is an amenable number.

2002011200121 is a deficient number, since it is larger than the sum of its proper divisors (824357553063).

2002011200121 is a wasteful number, since it uses less digits than its factorization.

2002011200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39255121591.

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

Adding to 2002011200121 its reverse (1210021102002), we get a palindrome (3212032302123).

The spelling of 2002011200121 in words is "two trillion, two billion, eleven million, two hundred thousand, one hundred twenty-one".