121432222133 has 2 divisors, whose sum is σ = 121432222134. Its totient is φ = 121432222132.

The previous prime is 121432222117. The next prime is 121432222141. The reversal of 121432222133 is 331222234121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81015944689 + 40416277444 = 284633^2 + 201038^2 .

It is a cyclic number.

It is not a de Polignac number, because 121432222133 - 2⁴ = 121432222117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121432222433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60716111066 + 60716111067.

It is an arithmetic number, because the mean of its divisors is an integer number (60716111067).

Almost surely, 2^121432222133 is an apocalyptic number.

It is an amenable number.

121432222133 is a deficient number, since it is larger than the sum of its proper divisors (1).

121432222133 is an equidigital number, since it uses as much as digits as its factorization.

121432222133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 26.

Adding to 121432222133 its reverse (331222234121), we get a palindrome (452654456254).

The spelling of 121432222133 in words is "one hundred twenty-one billion, four hundred thirty-two million, two hundred twenty-two thousand, one hundred thirty-three".