1204422323143 has 8 divisors (see below), whose sum is σ = 1328706053136. Its totient is φ = 1084658001600.

The previous prime is 1204422323131. The next prime is 1204422323161. The reversal of 1204422323143 is 3413232244021.

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-1204422323143 is a prime.

It is a super-2 number, since 2×1204422323143² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204422323113) 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, 1129851553 + ... + 1129852618.

It is an arithmetic number, because the mean of its divisors is an integer number (166088256642).

Almost surely, 2^{1204422323143} is an apocalyptic number.

1204422323143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1204422323143 is a deficient number, since it is larger than the sum of its proper divisors (124283729993).

1204422323143 is a wasteful number, since it uses less digits than its factorization.

1204422323143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259704225.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1204422323143 its reverse (3413232244021), we get a palindrome (4617654567164).

The spelling of 1204422323143 in words is "one trillion, two hundred four billion, four hundred twenty-two million, three hundred twenty-three thousand, one hundred forty-three".