1200002202211 has 2 divisors, whose sum is σ = 1200002202212. Its totient is φ = 1200002202210.

The previous prime is 1200002202209. The next prime is 1200002202251. The reversal of 1200002202211 is 1122022000021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1200002202211 - 2¹ = 1200002202209 is a prime.

It is a super-2 number, since 2×1200002202211² (a number of 25 digits) contains 22 as substring.

Together with 1200002202209, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1200002202191 and 1200002202200.

It is not a weakly prime, because it can be changed into another prime (1200002202251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600001101105 + 600001101106.

It is an arithmetic number, because the mean of its divisors is an integer number (600001101106).

Almost surely, 2^{1200002202211} is an apocalyptic number.

1200002202211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200002202211 is an equidigital number, since it uses as much as digits as its factorization.

1200002202211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200002202211 its reverse (1122022000021), we get a palindrome (2322024202232).

The spelling of 1200002202211 in words is "one trillion, two hundred billion, two million, two hundred two thousand, two hundred eleven".