200121100220096 has 28 divisors (see below), whose sum is σ = 433216699909800. Its totient is φ = 90964136463360.

The previous prime is 200121100220089. The next prime is 200121100220117. The reversal of 200121100220096 is 690022001121002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142131462521 + ... + 142131463928.

Almost surely, 2^{200121100220096} is an apocalyptic number.

It is an amenable number.

200121100220096 is an abundant number, since it is smaller than the sum of its proper divisors (233095599689704).

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

200121100220096 is a wasteful number, since it uses less digits than its factorization.

200121100220096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284262926472 (or 284262926462 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 200121100220096 its reverse (690022001121002), we get a palindrome (890143101341098).

The spelling of 200121100220096 in words is "two hundred trillion, one hundred twenty-one billion, one hundred million, two hundred twenty thousand, ninety-six".