1302220147356 has 96 divisors (see below), whose sum is σ = 3456919065600. Its totient is φ = 423804467520.

The previous prime is 1302220147331. The next prime is 1302220147373. The reversal of 1302220147356 is 6537410222031.

1302220147356 is a `hidden beast` number, since 1 + 302 + 220 + 14 + 73 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1302220147356.

It is a congruent number.

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, 34591 + ... + 1614198.

It is an arithmetic number, because the mean of its divisors is an integer number (36009573600).

Almost surely, 2^{1302220147356} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1302220147356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1728459532800).

1302220147356 is an abundant number, since it is smaller than the sum of its proper divisors (2154698918244).

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

1302220147356 is a wasteful number, since it uses less digits than its factorization.

1302220147356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648976 (or 1648968 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Adding to 1302220147356 its reverse (6537410222031), we get a palindrome (7839630369387).

The spelling of 1302220147356 in words is "one trillion, three hundred two billion, two hundred twenty million, one hundred forty-seven thousand, three hundred fifty-six".