1222532412211 has 16 divisors (see below), whose sum is σ = 1430353002240. Its totient is φ = 1033032705120.

The previous prime is 1222532412203. The next prime is 1222532412293. The reversal of 1222532412211 is 1122142352221.

It is a cyclic number.

It is not a de Polignac number, because 1222532412211 - 2³ = 1222532412203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1222532412211.

It is not an unprimeable number, because it can be changed into a prime (1222532412911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55172295 + ... + 55194448.

It is an arithmetic number, because the mean of its divisors is an integer number (89397062640).

Almost surely, 2^{1222532412211} is an apocalyptic number.

1222532412211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1222532412211 is a deficient number, since it is larger than the sum of its proper divisors (207820590029).

1222532412211 is a wasteful number, since it uses less digits than its factorization.

1222532412211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110366826.

The product of its digits is 3840, while the sum is 28.

Adding to 1222532412211 its reverse (1122142352221), we get a palindrome (2344674764432).

It can be divided in two parts, 122253 and 2412211, that added together give a square (2534464 = 1592²).

The spelling of 1222532412211 in words is "one trillion, two hundred twenty-two billion, five hundred thirty-two million, four hundred twelve thousand, two hundred eleven".