1222310223331 has 16 divisors (see below), whose sum is σ = 1250112013920. Its totient is φ = 1194907069440.

The previous prime is 1222310223301. The next prime is 1222310223347. The reversal of 1222310223331 is 1333220132221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222310223331 is a prime.

It is a super-2 number, since 2×1222310223331² (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 = 1222310223296 and 1222310223305.

It is not an unprimeable number, because it can be changed into a prime (1222310223301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2426061 + ... + 2886241.

It is an arithmetic number, because the mean of its divisors is an integer number (78132000870).

Almost surely, 2^{1222310223331} is an apocalyptic number.

1222310223331 is a deficient number, since it is larger than the sum of its proper divisors (27801790589).

1222310223331 is a wasteful number, since it uses less digits than its factorization.

1222310223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460614.

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

Adding to 1222310223331 its reverse (1333220132221), we get a palindrome (2555530355552).

The spelling of 1222310223331 in words is "one trillion, two hundred twenty-two billion, three hundred ten million, two hundred twenty-three thousand, three hundred thirty-one".