1230221143323 has 16 divisors (see below), whose sum is σ = 1823191021440. Its totient is φ = 819858898152.

The previous prime is 1230221143309. The next prime is 1230221143339. The reversal of 1230221143323 is 3233411220321.

1230221143323 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 221 + 1 + 433 + 2 + 3 = 666.

It is not a de Polignac number, because 1230221143323 - 2⁹ = 1230221142811 is a prime.

It is a super-2 number, since 2×1230221143323² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1230221145323) 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, 7936561 + ... + 8090082.

It is an arithmetic number, because the mean of its divisors is an integer number (113949438840).

Almost surely, 2^{1230221143323} is an apocalyptic number.

1230221143323 is a deficient number, since it is larger than the sum of its proper divisors (592969878117).

1230221143323 is a wasteful number, since it uses less digits than its factorization.

1230221143323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16029495 (or 16029489 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1230221143323 its reverse (3233411220321), we get a palindrome (4463632363644).

The spelling of 1230221143323 in words is "one trillion, two hundred thirty billion, two hundred twenty-one million, one hundred forty-three thousand, three hundred twenty-three".