1223140144134 has 8 divisors (see below), whose sum is σ = 2446280288280. Its totient is φ = 407713381376.

The previous prime is 1223140144099. The next prime is 1223140144151. The reversal of 1223140144134 is 4314410413221.

It is a happy number.

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

1223140144134 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101928345339 + ... + 101928345350.

It is an arithmetic number, because the mean of its divisors is an integer number (305785036035).

Almost surely, 2^{1223140144134} is an apocalyptic number.

1223140144134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1223140144134 is a wasteful number, since it uses less digits than its factorization.

1223140144134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203856690694.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1223140144134 its reverse (4314410413221), we get a palindrome (5537550557355).

The spelling of 1223140144134 in words is "one trillion, two hundred twenty-three billion, one hundred forty million, one hundred forty-four thousand, one hundred thirty-four".