200102121101211 has 32 divisors (see below), whose sum is σ = 306234641433600. Its totient is φ = 113850764912640.

The previous prime is 200102121101189. The next prime is 200102121101221. The reversal of 200102121101211 is 112101121201002.

It is a happy number.

It is not a de Polignac number, because 200102121101211 - 2¹⁰ = 200102121100187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200102121101221) 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, 5070966 + ... + 20637803.

It is an arithmetic number, because the mean of its divisors is an integer number (9569832544800).

Almost surely, 2^{200102121101211} is an apocalyptic number.

200102121101211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

200102121101211 is a deficient number, since it is larger than the sum of its proper divisors (106132520332389).

200102121101211 is a wasteful number, since it uses less digits than its factorization.

200102121101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25710379.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 200102121101211 its reverse (112101121201002), we get a palindrome (312203242302213).

The spelling of 200102121101211 in words is "two hundred trillion, one hundred two billion, one hundred twenty-one million, one hundred one thousand, two hundred eleven".