1012233312223 has 16 divisors (see below), whose sum is σ = 1157873149440. Its totient is φ = 866852560800.

The previous prime is 1012233312149. The next prime is 1012233312239. The reversal of 1012233312223 is 3222133322101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012233312223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012233312263) 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, 49753033 + ... + 49773373.

It is an arithmetic number, because the mean of its divisors is an integer number (72367071840).

Almost surely, 2^{1012233312223} is an apocalyptic number.

1012233312223 is a deficient number, since it is larger than the sum of its proper divisors (145639837217).

1012233312223 is a wasteful number, since it uses less digits than its factorization.

1012233312223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26358.

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

Adding to 1012233312223 its reverse (3222133322101), we get a palindrome (4234366634324).

The spelling of 1012233312223 in words is "one trillion, twelve billion, two hundred thirty-three million, three hundred twelve thousand, two hundred twenty-three".