1222302231331 has 8 divisors (see below), whose sum is σ = 1228141042128. Its totient is φ = 1216469760000.

The previous prime is 1222302231323. The next prime is 1222302231343. The reversal of 1222302231331 is 1331322032221.

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 1222302231331 - 2³ = 1222302231323 is a prime.

It is a super-2 number, since 2×1222302231331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222302231296 and 1222302231305.

It is not an unprimeable number, because it can be changed into a prime (1222302201331) 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, 1198105 + ... + 1969786.

It is an arithmetic number, because the mean of its divisors is an integer number (153517630266).

Almost surely, 2^{1222302231331} is an apocalyptic number.

1222302231331 is a deficient number, since it is larger than the sum of its proper divisors (5838810797).

1222302231331 is a wasteful number, since it uses less digits than its factorization.

1222302231331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169733.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1222302231331 its reverse (1331322032221), we get a palindrome (2553624263552).

The spelling of 1222302231331 in words is "one trillion, two hundred twenty-two billion, three hundred two million, two hundred thirty-one thousand, three hundred thirty-one".