1132012020221 has 8 divisors (see below), whose sum is σ = 1172776696920. Its totient is φ = 1091362662208.

The previous prime is 1132012020203. The next prime is 1132012020233. The reversal of 1132012020221 is 1220202102311.

It can be written as a sum of positive squares in 4 ways, for example, as 729879748900 + 402132271321 = 854330^2 + 634139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1132012020221 - 2¹⁰ = 1132012019197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1132012020221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132012020421) 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, 28809686 + ... + 28848951.

It is an arithmetic number, because the mean of its divisors is an integer number (146597087115).

Almost surely, 2^{1132012020221} is an apocalyptic number.

It is an amenable number.

1132012020221 is a deficient number, since it is larger than the sum of its proper divisors (40764676699).

1132012020221 is an equidigital number, since it uses as much as digits as its factorization.

1132012020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57659343.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1132012020221 its reverse (1220202102311), we get a palindrome (2352214122532).

The spelling of 1132012020221 in words is "one trillion, one hundred thirty-two billion, twelve million, twenty thousand, two hundred twenty-one".