200220120020121 has 32 divisors (see below), whose sum is σ = 270206283110400. Its totient is φ = 131859807467520.

The previous prime is 200220120020083. The next prime is 200220120020153. The reversal of 200220120020121 is 121020021022002.

It is not a de Polignac number, because 200220120020121 - 2⁷ = 200220120019993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200220120020121.

It is not an unprimeable number, because it can be changed into a prime (200220120020021) 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, 1482067345 + ... + 1482202433.

It is an arithmetic number, because the mean of its divisors is an integer number (8443946347200).

Almost surely, 2^{200220120020121} is an apocalyptic number.

It is an amenable number.

200220120020121 is a deficient number, since it is larger than the sum of its proper divisors (69986163090279).

200220120020121 is a wasteful number, since it uses less digits than its factorization.

200220120020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140209.

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

Adding to 200220120020121 its reverse (121020021022002), we get a palindrome (321240141042123).

The spelling of 200220120020121 in words is "two hundred trillion, two hundred twenty billion, one hundred twenty million, twenty thousand, one hundred twenty-one".