200022222011123 has 4 divisors (see below), whose sum is σ = 200022257143128. Its totient is φ = 200022186879120.

The previous prime is 200022222011111. The next prime is 200022222011243. The reversal of 200022222011123 is 321110222220002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200022222011123 - 2¹⁶ = 200022221945587 is a prime.

It is a super-2 number, since 2×200022222011123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200022222011095 and 200022222011104.

It is not an unprimeable number, because it can be changed into a prime (200022222011923) 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, 6844538 + ... + 21139823.

It is an arithmetic number, because the mean of its divisors is an integer number (50005564285782).

Almost surely, 2^{200022222011123} is an apocalyptic number.

200022222011123 is a deficient number, since it is larger than the sum of its proper divisors (35132005).

200022222011123 is an equidigital number, since it uses as much as digits as its factorization.

200022222011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35132004.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 200022222011123 its reverse (321110222220002), we get a palindrome (521132444231125).

The spelling of 200022222011123 in words is "two hundred trillion, twenty-two billion, two hundred twenty-two million, eleven thousand, one hundred twenty-three".