1302200111328 has 48 divisors (see below), whose sum is σ = 3421245413376. Its totient is φ = 433689545600.

The previous prime is 1302200111323. The next prime is 1302200111339. The reversal of 1302200111328 is 8231110022031.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1302200111298 and 1302200111307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302200111321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5782026 + ... + 6003017.

It is an arithmetic number, because the mean of its divisors is an integer number (71275946112).

Almost surely, 2^{1302200111328} is an apocalyptic number.

It is an amenable number.

1302200111328 is an abundant number, since it is smaller than the sum of its proper divisors (2119045302048).

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

1302200111328 is a wasteful number, since it uses less digits than its factorization.

1302200111328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11786207 (or 11786199 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1302200111328 its reverse (8231110022031), we get a palindrome (9533310133359).

The spelling of 1302200111328 in words is "one trillion, three hundred two billion, two hundred million, one hundred eleven thousand, three hundred twenty-eight".