1302132111140 has 96 divisors (see below), whose sum is σ = 3199295038464. Its totient is φ = 435969561600.

The previous prime is 1302132111131. The next prime is 1302132111179. The reversal of 1302132111140 is 411112312031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401477 + ... + 1662963.

It is an arithmetic number, because the mean of its divisors is an integer number (33325989984).

Almost surely, 2^{1302132111140} is an apocalyptic number.

1302132111140 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 1302132111140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1599647519232).

1302132111140 is an abundant number, since it is smaller than the sum of its proper divisors (1897162927324).

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

1302132111140 is a wasteful number, since it uses less digits than its factorization.

1302132111140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261677 (or 1261675 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1302132111140 its reverse (411112312031), we get a palindrome (1713244423171).

The spelling of 1302132111140 in words is "one trillion, three hundred two billion, one hundred thirty-two million, one hundred eleven thousand, one hundred forty".