2012111112269 has 2 divisors, whose sum is σ = 2012111112270. Its totient is φ = 2012111112268.

The previous prime is 2012111112211. The next prime is 2012111112293. The reversal of 2012111112269 is 9622111112102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1880532255625 + 131578856644 = 1371325^2 + 362738^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012111112269 - 2⁴⁰ = 912599484493 is a prime.

It is a super-2 number, since 2×2012111112269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012111112569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006055556134 + 1006055556135.

It is an arithmetic number, because the mean of its divisors is an integer number (1006055556135).

Almost surely, 2^{2012111112269} is an apocalyptic number.

It is an amenable number.

2012111112269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012111112269 is an equidigital number, since it uses as much as digits as its factorization.

2012111112269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 2012111112269 in words is "two trillion, twelve billion, one hundred eleven million, one hundred twelve thousand, two hundred sixty-nine".