1132401022421 has 2 divisors, whose sum is σ = 1132401022422. Its totient is φ = 1132401022420.

The previous prime is 1132401022397. The next prime is 1132401022427. The reversal of 1132401022421 is 1242201042311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1023306235396 + 109094787025 = 1011586^2 + 330295^2 .

It is an emirp because it is prime and its reverse (1242201042311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1132401022421 - 2³⁴ = 1115221153237 is a prime.

It is a super-2 number, since 2×1132401022421² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132401022427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566200511210 + 566200511211.

It is an arithmetic number, because the mean of its divisors is an integer number (566200511211).

Almost surely, 2^{1132401022421} is an apocalyptic number.

It is an amenable number.

1132401022421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132401022421 is an equidigital number, since it uses as much as digits as its factorization.

1132401022421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1132401022421 its reverse (1242201042311), we get a palindrome (2374602064732).

The spelling of 1132401022421 in words is "one trillion, one hundred thirty-two billion, four hundred one million, twenty-two thousand, four hundred twenty-one".