2000221121201 has 32 divisors (see below), whose sum is σ = 2141257337856. Its totient is φ = 1861920000000.

The previous prime is 2000221121191. The next prime is 2000221121203. The reversal of 2000221121201 is 1021211220002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000221121201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000221121203) 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, 666516701 + ... + 666519701.

It is an arithmetic number, because the mean of its divisors is an integer number (66914291808).

Almost surely, 2^{2000221121201} is an apocalyptic number.

It is an amenable number.

2000221121201 is a deficient number, since it is larger than the sum of its proper divisors (141036216655).

2000221121201 is a wasteful number, since it uses less digits than its factorization.

2000221121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2000221121201 its reverse (1021211220002), we get a palindrome (3021432341203).

The spelling of 2000221121201 in words is "two trillion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred one".