121012200200211 has 16 divisors (see below), whose sum is σ = 163514920135680. Its totient is φ = 79596055788480.

The previous prime is 121012200200183. The next prime is 121012200200219. The reversal of 121012200200211 is 112002002210121.

It is not a de Polignac number, because 121012200200211 - 2²¹ = 121012198103059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121012200200219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 489324775 + ... + 489572016.

It is an arithmetic number, because the mean of its divisors is an integer number (10219682508480).

Almost surely, 2^{121012200200211} is an apocalyptic number.

121012200200211 is a deficient number, since it is larger than the sum of its proper divisors (42502719935469).

121012200200211 is an equidigital number, since it uses as much as digits as its factorization.

121012200200211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978897346.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121012200200211 its reverse (112002002210121), we get a palindrome (233014202410332).

The spelling of 121012200200211 in words is "one hundred twenty-one trillion, twelve billion, two hundred million, two hundred thousand, two hundred eleven".