1212032322101 has 2 divisors, whose sum is σ = 1212032322102. Its totient is φ = 1212032322100.

The previous prime is 1212032321999. The next prime is 1212032322113. The reversal of 1212032322101 is 1012232302121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 972176280100 + 239856042001 = 985990^2 + 489751^2 .

It is a cyclic number.

It is not a de Polignac number, because 1212032322101 - 2³⁸ = 937154415157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212032322181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606016161050 + 606016161051.

It is an arithmetic number, because the mean of its divisors is an integer number (606016161051).

Almost surely, 2^{1212032322101} is an apocalyptic number.

It is an amenable number.

1212032322101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212032322101 is an equidigital number, since it uses as much as digits as its factorization.

1212032322101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1212032322101 its reverse (1012232302121), we get a palindrome (2224264624222).

The spelling of 1212032322101 in words is "one trillion, two hundred twelve billion, thirty-two million, three hundred twenty-two thousand, one hundred one".