1132151212021 has 2 divisors, whose sum is σ = 1132151212022. Its totient is φ = 1132151212020.

The previous prime is 1132151212013. The next prime is 1132151212051. The reversal of 1132151212021 is 1202121512311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 826801029796 + 305350182225 = 909286^2 + 552585^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132151212021 - 2³ = 1132151212013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1132151211983 and 1132151212001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132151212001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566075606010 + 566075606011.

It is an arithmetic number, because the mean of its divisors is an integer number (566075606011).

Almost surely, 2^{1132151212021} is an apocalyptic number.

It is an amenable number.

1132151212021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132151212021 is an equidigital number, since it uses as much as digits as its factorization.

1132151212021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 1132151212021 its reverse (1202121512311), we get a palindrome (2334272724332).

The spelling of 1132151212021 in words is "one trillion, one hundred thirty-two billion, one hundred fifty-one million, two hundred twelve thousand, twenty-one".