200121220212003 has 64 divisors (see below), whose sum is σ = 314171956782720. Its totient is φ = 125463764606976.

The previous prime is 200121220211993. The next prime is 200121220212013. The reversal of 200121220212003 is 300212022121002.

200121220212003 is a `hidden beast` number, since 200 + 1 + 21 + 220 + 21 + 200 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (200121220211993) and next prime (200121220212013).

It is not a de Polignac number, because 200121220212003 - 2⁹ = 200121220211491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200121220212013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3593006251 + ... + 3593061947.

It is an arithmetic number, because the mean of its divisors is an integer number (4908936824730).

Almost surely, 2^{200121220212003} is an apocalyptic number.

200121220212003 is a deficient number, since it is larger than the sum of its proper divisors (114050736570717).

200121220212003 is a wasteful number, since it uses less digits than its factorization.

200121220212003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61973 (or 61967 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 200121220212003 its reverse (300212022121002), we get a palindrome (500333242333005).

The spelling of 200121220212003 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twenty million, two hundred twelve thousand, three".