200000121104 has 40 divisors (see below), whose sum is σ = 445574368320. Its totient is φ = 85188475008.

The previous prime is 200000121103. The next prime is 200000121107. The reversal of 200000121104 is 401121000002.

It is a super-2 number, since 2×200000121104² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200000121103) 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, 5459399 + ... + 5495910.

It is an arithmetic number, because the mean of its divisors is an integer number (11139359208).

Almost surely, 2^200000121104 is an apocalyptic number.

It is an amenable number.

200000121104 is an abundant number, since it is smaller than the sum of its proper divisors (245574247216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200000121104 is a wasteful number, since it uses less digits than its factorization.

200000121104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10955487 (or 10955481 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200000121104 its reverse (401121000002), we get a palindrome (601121121106).

The spelling of 200000121104 in words is "two hundred billion, one hundred twenty-one thousand, one hundred four".