2012122203 has 32 divisors (see below), whose sum is σ = 3307293696. Its totient is φ = 1059619968.

The previous prime is 2012122199. The next prime is 2012122223. The reversal of 2012122203 is 3022212102.

It is a happy number.

It is not a de Polignac number, because 2012122203 - 2² = 2012122199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012122223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172626 + ... + 183912.

It is an arithmetic number, because the mean of its divisors is an integer number (103352928).

Almost surely, 2^2012122203 is an apocalyptic number.

2012122203 is a deficient number, since it is larger than the sum of its proper divisors (1295171493).

2012122203 is a wasteful number, since it uses less digits than its factorization.

2012122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11963.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2012122203 is about 44856.6851539433. The cubic root of 2012122203 is about 1262.4614274135.

Adding to 2012122203 its reverse (3022212102), we get a palindrome (5034334305).

It can be divided in two parts, 20121 and 22203, that added together give a palindrome (42324).

The spelling of 2012122203 in words is "two billion, twelve million, one hundred twenty-two thousand, two hundred three".