1301221203132 has 12 divisors (see below), whose sum is σ = 3036182807336. Its totient is φ = 433740401040.

The previous prime is 1301221203103. The next prime is 1301221203157. The reversal of 1301221203132 is 2313021221031.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1301221203099 and 1301221203108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54217550119 + ... + 54217550142.

Almost surely, 2^{1301221203132} is an apocalyptic number.

1301221203132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1301221203132 is an abundant number, since it is smaller than the sum of its proper divisors (1734961604204).

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

1301221203132 is a wasteful number, since it uses less digits than its factorization.

1301221203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108435100268 (or 108435100266 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1301221203132 its reverse (2313021221031), we get a palindrome (3614242424163).

The spelling of 1301221203132 in words is "one trillion, three hundred one billion, two hundred twenty-one million, two hundred three thousand, one hundred thirty-two".