1142300203000 has 256 divisors, whose sum is σ = 3013462932480. Its totient is φ = 401688000000.

The previous prime is 1142300202943. The next prime is 1142300203003. The reversal of 1142300203000 is 3020032411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142300203003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47761045 + ... + 47784955.

It is an arithmetic number, because the mean of its divisors is an integer number (11771339580).

Almost surely, 2^{1142300203000} is an apocalyptic number.

1142300203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142300203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1506731466240).

1142300203000 is an abundant number, since it is smaller than the sum of its proper divisors (1871162729480).

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

1142300203000 is a wasteful number, since it uses less digits than its factorization.

1142300203000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24087 (or 24073 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1142300203000 its reverse (3020032411), we get a palindrome (1145320235411).

The spelling of 1142300203000 in words is "one trillion, one hundred forty-two billion, three hundred million, two hundred three thousand".