2112222212203 has 2 divisors, whose sum is σ = 2112222212204. Its totient is φ = 2112222212202.

The previous prime is 2112222212179. The next prime is 2112222212231. The reversal of 2112222212203 is 3022122222112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112222212203 - 2¹³ = 2112222204011 is a prime.

It is a super-2 number, since 2×2112222212203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2112222912203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056111106101 + 1056111106102.

It is an arithmetic number, because the mean of its divisors is an integer number (1056111106102).

Almost surely, 2^{2112222212203} is an apocalyptic number.

2112222212203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112222212203 is an equidigital number, since it uses as much as digits as its factorization.

2112222212203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2112222212203 its reverse (3022122222112), we get a palindrome (5134344434315).

Subtracting 2112222212203 from its reverse (3022122222112), we obtain a palindrome (909900009909).

The spelling of 2112222212203 in words is "two trillion, one hundred twelve billion, two hundred twenty-two million, two hundred twelve thousand, two hundred three".