1142031114400 has 144 divisors (see below), whose sum is σ = 3042049233888. Its totient is φ = 415200384000.

The previous prime is 1142031114373. The next prime is 1142031114409. The reversal of 1142031114400 is 44111302411.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1142031114409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58607059 + ... + 58626541.

It is an arithmetic number, because the mean of its divisors is an integer number (21125341902).

Almost surely, 2^{1142031114400} is an apocalyptic number.

1142031114400 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 1142031114400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1521024616944).

1142031114400 is an abundant number, since it is smaller than the sum of its proper divisors (1900018119488).

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

1142031114400 is a wasteful number, since it uses less digits than its factorization.

1142031114400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26175 (or 26162 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1142031114400 its reverse (44111302411), we get a palindrome (1186142416811).

The spelling of 1142031114400 in words is "one trillion, one hundred forty-two billion, thirty-one million, one hundred fourteen thousand, four hundred".