200123222211001 has 4 divisors (see below), whose sum is σ = 200124409131904. Its totient is φ = 200122035290100.

The previous prime is 200123222210987. The next prime is 200123222211037. The reversal of 200123222211001 is 100112222321002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200123222211001 - 2²³ = 200123213822393 is a prime.

It is a super-4 number, since 4×200123222211001⁴ (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200123222211001.

It is not an unprimeable number, because it can be changed into a prime (200123222211701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593207505 + ... + 593544766.

It is an arithmetic number, because the mean of its divisors is an integer number (50031102282976).

Almost surely, 2^{200123222211001} is an apocalyptic number.

It is an amenable number.

200123222211001 is a deficient number, since it is larger than the sum of its proper divisors (1186920903).

200123222211001 is a wasteful number, since it uses less digits than its factorization.

200123222211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186920902.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 200123222211001 its reverse (100112222321002), we get a palindrome (300235444532003).

The spelling of 200123222211001 in words is "two hundred trillion, one hundred twenty-three billion, two hundred twenty-two million, two hundred eleven thousand, one".