200123122020202 has 8 divisors (see below), whose sum is σ = 300184764033312. Its totient is φ = 100061534009100.

The previous prime is 200123122020197. The next prime is 200123122020223. The reversal of 200123122020202 is 202020221321002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×200123122020202² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200123122020202.

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, 2415574 + ... + 20151457.

It is an arithmetic number, because the mean of its divisors is an integer number (37523095504164).

Almost surely, 2^{200123122020202} is an apocalyptic number.

200123122020202 is a deficient number, since it is larger than the sum of its proper divisors (100061642013110).

200123122020202 is a wasteful number, since it uses less digits than its factorization.

200123122020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27001004.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 200123122020202 its reverse (202020221321002), we get a palindrome (402143343341204).

The spelling of 200123122020202 in words is "two hundred trillion, one hundred twenty-three billion, one hundred twenty-two million, twenty thousand, two hundred two".