121322201131 has 2 divisors, whose sum is σ = 121322201132. Its totient is φ = 121322201130.

The previous prime is 121322201047. The next prime is 121322201141. The reversal of 121322201131 is 131102223121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121322201131 - 2²⁹ = 120785330219 is a prime.

It is a super-2 number, since 2×121322201131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121322201099 and 121322201108.

It is not a weakly prime, because it can be changed into another prime (121322201141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60661100565 + 60661100566.

It is an arithmetic number, because the mean of its divisors is an integer number (60661100566).

Almost surely, 2^121322201131 is an apocalyptic number.

121322201131 is a deficient number, since it is larger than the sum of its proper divisors (1).

121322201131 is an equidigital number, since it uses as much as digits as its factorization.

121322201131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121322201131 its reverse (131102223121), we get a palindrome (252424424252).

The spelling of 121322201131 in words is "one hundred twenty-one billion, three hundred twenty-two million, two hundred one thousand, one hundred thirty-one".