1142020140000 has 120 divisors (see below), whose sum is σ = 3746054660040. Its totient is φ = 304538688000.

The previous prime is 1142020139969. The next prime is 1142020140007. The reversal of 1142020140000 is 410202411.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142020140007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9456835 + ... + 9576834.

It is an arithmetic number, because the mean of its divisors is an integer number (31217122167).

Almost surely, 2^{1142020140000} is an apocalyptic number.

1142020140000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142020140000 is an abundant number, since it is smaller than the sum of its proper divisors (2604034520040).

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

1142020140000 is an equidigital number, since it uses as much as digits as its factorization.

1142020140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19033702 (or 19033679 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1142020140000 its reverse (410202411), we get a palindrome (1142430342411).

The spelling of 1142020140000 in words is "one trillion, one hundred forty-two billion, twenty million, one hundred forty thousand".