1233012212321 has 8 divisors (see below), whose sum is σ = 1233785426664. Its totient is φ = 1232239132800.

The previous prime is 1233012212291. The next prime is 1233012212351. The reversal of 1233012212321 is 1232122103321.

It is an interprime number because it is at equal distance from previous prime (1233012212291) and next prime (1233012212351).

It can be written as a sum of positive squares in 4 ways, for example, as 11058835921 + 1221953376400 = 105161^2 + 1105420^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1233012212321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1233012212351) 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, 23083781 + ... + 23137133.

It is an arithmetic number, because the mean of its divisors is an integer number (154223178333).

Almost surely, 2^{1233012212321} is an apocalyptic number.

It is an amenable number.

1233012212321 is a deficient number, since it is larger than the sum of its proper divisors (773214343).

1233012212321 is a wasteful number, since it uses less digits than its factorization.

1233012212321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67411.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1233012212321 its reverse (1232122103321), we get a palindrome (2465134315642).

The spelling of 1233012212321 in words is "one trillion, two hundred thirty-three billion, twelve million, two hundred twelve thousand, three hundred twenty-one".