1121230233222 has 256 divisors, whose sum is σ = 2651927040000. Its totient is φ = 312448320000.

The previous prime is 1121230233091. The next prime is 1121230233247. The reversal of 1121230233222 is 2223320321211.

It is a junction number, because it is equal to n+sod(n) for n = 1121230233192 and 1121230233201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3212693904 + ... + 3212694252.

It is an arithmetic number, because the mean of its divisors is an integer number (10359090000).

Almost surely, 2^{1121230233222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121230233222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1325963520000).

1121230233222 is an abundant number, since it is smaller than the sum of its proper divisors (1530696806778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121230233222 is a wasteful number, since it uses less digits than its factorization.

1121230233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1121230233222 its reverse (2223320321211), we get a palindrome (3344550554433).

The spelling of 1121230233222 in words is "one trillion, one hundred twenty-one billion, two hundred thirty million, two hundred thirty-three thousand, two hundred twenty-two".