1143023022140 has 24 divisors (see below), whose sum is σ = 2400549095952. Its totient is φ = 457170970880.

The previous prime is 1143023022139. The next prime is 1143023022149. The reversal of 1143023022140 is 412203203411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143023022149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2144141 + ... + 2623620.

It is an arithmetic number, because the mean of its divisors is an integer number (100022878998).

Almost surely, 2^{1143023022140} is an apocalyptic number.

1143023022140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143023022140 is an abundant number, since it is smaller than the sum of its proper divisors (1257526073812).

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

1143023022140 is a wasteful number, since it uses less digits than its factorization.

1143023022140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4779757 (or 4779755 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1143023022140 its reverse (412203203411), we get a palindrome (1555226225551).

The spelling of 1143023022140 in words is "one trillion, one hundred forty-three billion, twenty-three million, twenty-two thousand, one hundred forty".