1226222213141 has 8 divisors (see below), whose sum is σ = 1284292869120. Its totient is φ = 1168547944432.

The previous prime is 1226222213129. The next prime is 1226222213149. The reversal of 1226222213141 is 1413122226221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1226222213141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226222213149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99090485 + ... + 99102858.

It is an arithmetic number, because the mean of its divisors is an integer number (160536608640).

Almost surely, 2^{1226222213141} is an apocalyptic number.

It is an amenable number.

1226222213141 is a deficient number, since it is larger than the sum of its proper divisors (58070655979).

1226222213141 is a wasteful number, since it uses less digits than its factorization.

1226222213141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198193635.

The product of its digits is 4608, while the sum is 29.

Adding to 1226222213141 its reverse (1413122226221), we get a palindrome (2639344439362).

The spelling of 1226222213141 in words is "one trillion, two hundred twenty-six billion, two hundred twenty-two million, two hundred thirteen thousand, one hundred forty-one".