33411231121 has 2 divisors, whose sum is σ = 33411231122. Its totient is φ = 33411231120.

The previous prime is 33411231109. The next prime is 33411231167. The reversal of 33411231121 is 12113211433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25436741121 + 7974490000 = 159489^2 + 89300^2 .

It is a cyclic number.

It is not a de Polignac number, because 33411231121 - 2¹⁷ = 33411100049 is a prime.

It is a super-2 number, since 2×33411231121² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33411231092 and 33411231101.

It is not a weakly prime, because it can be changed into another prime (33411231101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16705615560 + 16705615561.

It is an arithmetic number, because the mean of its divisors is an integer number (16705615561).

Almost surely, 2^33411231121 is an apocalyptic number.

It is an amenable number.

33411231121 is a deficient number, since it is larger than the sum of its proper divisors (1).

33411231121 is an equidigital number, since it uses as much as digits as its factorization.

33411231121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

Adding to 33411231121 its reverse (12113211433), we get a palindrome (45524442554).

The spelling of 33411231121 in words is "thirty-three billion, four hundred eleven million, two hundred thirty-one thousand, one hundred twenty-one".