20000210222121 has 8 divisors (see below), whose sum is σ = 26666973888000. Its totient is φ = 13333460018832.

The previous prime is 20000210222099. The next prime is 20000210222123. The reversal of 20000210222121 is 12122201200002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20000210222121 - 2⁵ = 20000210222089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20000210222121.

It is not an unprimeable number, because it can be changed into a prime (20000210222123) 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, 857976 + ... + 6382518.

It is an arithmetic number, because the mean of its divisors is an integer number (3333371736000).

Almost surely, 2^{20000210222121} is an apocalyptic number.

It is an amenable number.

20000210222121 is a deficient number, since it is larger than the sum of its proper divisors (6666763665879).

20000210222121 is a wasteful number, since it uses less digits than its factorization.

20000210222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6731295.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20000210222121 its reverse (12122201200002), we get a palindrome (32122411422123).

The spelling of 20000210222121 in words is "twenty trillion, two hundred ten million, two hundred twenty-two thousand, one hundred twenty-one".