1222054474271 has 4 divisors (see below), whose sum is σ = 1233475544232. Its totient is φ = 1210633404312.

The previous prime is 1222054474259. The next prime is 1222054474283. The reversal of 1222054474271 is 1724744502221.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1222054474259) and next prime (1222054474283).

It is a cyclic number.

It is not a de Polignac number, because 1222054474271 - 2¹⁰ = 1222054473247 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 (1222054474171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5710534820 + ... + 5710535033.

It is an arithmetic number, because the mean of its divisors is an integer number (308368886058).

Almost surely, 2^{1222054474271} is an apocalyptic number.

1222054474271 is a deficient number, since it is larger than the sum of its proper divisors (11421069961).

1222054474271 is a wasteful number, since it uses less digits than its factorization.

1222054474271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11421069960.

The product of its (nonzero) digits is 250880, while the sum is 41.

Adding to 1222054474271 its reverse (1724744502221), we get a palindrome (2946798976492).

The spelling of 1222054474271 in words is "one trillion, two hundred twenty-two billion, fifty-four million, four hundred seventy-four thousand, two hundred seventy-one".