1122221321131 has 8 divisors (see below), whose sum is σ = 1132953494400. Its totient is φ = 1111531821312.

The previous prime is 1122221321101. The next prime is 1122221321153. The reversal of 1122221321131 is 1311231222211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1122221321131 - 2¹¹ = 1122221319083 is a prime.

It is a super-2 number, since 2×1122221321131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122221321101) 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, 10615515 + ... + 10720708.

It is an arithmetic number, because the mean of its divisors is an integer number (141619186800).

Almost surely, 2^{1122221321131} is an apocalyptic number.

1122221321131 is a deficient number, since it is larger than the sum of its proper divisors (10732173269).

1122221321131 is a wasteful number, since it uses less digits than its factorization.

1122221321131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21336725.

The product of its digits is 288, while the sum is 22.

Adding to 1122221321131 its reverse (1311231222211), we get a palindrome (2433452543342).

The spelling of 1122221321131 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, three hundred twenty-one thousand, one hundred thirty-one".