200100221211121 has 192 divisors, whose sum is σ = 283210509680640. Its totient is φ = 136923886080000.

The previous prime is 200100221211049. The next prime is 200100221211131. The reversal of 200100221211121 is 121112122001002.

It is not a de Polignac number, because 200100221211121 - 2⁷ = 200100221210993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200100221211095 and 200100221211104.

It is not an unprimeable number, because it can be changed into a prime (200100221211131) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 8156357571 + ... + 8156382103.

It is an arithmetic number, because the mean of its divisors is an integer number (1475054737920).

Almost surely, 2^{200100221211121} is an apocalyptic number.

It is an amenable number.

200100221211121 is a deficient number, since it is larger than the sum of its proper divisors (83110288469519).

200100221211121 is a wasteful number, since it uses less digits than its factorization.

200100221211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24896 (or 24879 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200100221211121 its reverse (121112122001002), we get a palindrome (321212343212123).

The spelling of 200100221211121 in words is "two hundred trillion, one hundred billion, two hundred twenty-one million, two hundred eleven thousand, one hundred twenty-one".