200220122123 has 8 divisors (see below), whose sum is σ = 238771822848. Its totient is φ = 164155627944.

The previous prime is 200220122119. The next prime is 200220122203. The reversal of 200220122123 is 321221022002.

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

It is not a de Polignac number, because 200220122123 - 2² = 200220122119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200220127123) 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, 621801461 + ... + 621801782.

It is an arithmetic number, because the mean of its divisors is an integer number (29846477856).

Almost surely, 2^200220122123 is an apocalyptic number.

200220122123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

200220122123 is a deficient number, since it is larger than the sum of its proper divisors (38551700725).

200220122123 is a wasteful number, since it uses less digits than its factorization.

200220122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243603273.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 200220122123 its reverse (321221022002), we get a palindrome (521441144125).

The spelling of 200220122123 in words is "two hundred billion, two hundred twenty million, one hundred twenty-two thousand, one hundred twenty-three".