1142102554320 has 480 divisors, whose sum is σ = 4396110630912. Its totient is φ = 240167835648.

The previous prime is 1142102554319. The next prime is 1142102554343. The reversal of 1142102554320 is 234552012411.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 87156889 + ... + 87169991.

Almost surely, 2^{1142102554320} is an apocalyptic number.

1142102554320 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 1142102554320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2198055315456).

1142102554320 is an abundant number, since it is smaller than the sum of its proper divisors (3254008076592).

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

1142102554320 is a wasteful number, since it uses less digits than its factorization.

1142102554320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13459 (or 13440 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1142102554320 its reverse (234552012411), we get a palindrome (1376654566731).

The spelling of 1142102554320 in words is "one trillion, one hundred forty-two billion, one hundred two million, five hundred fifty-four thousand, three hundred twenty".