1032211212121 has 2 divisors, whose sum is σ = 1032211212122. Its totient is φ = 1032211212120.

The previous prime is 1032211212089. The next prime is 1032211212133. The reversal of 1032211212121 is 1212121122301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 911948601600 + 120262610521 = 954960^2 + 346789^2 .

It is a cyclic number.

It is not a de Polignac number, because 1032211212121 - 2⁵ = 1032211212089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1032211212521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516105606060 + 516105606061.

It is an arithmetic number, because the mean of its divisors is an integer number (516105606061).

Almost surely, 2^{1032211212121} is an apocalyptic number.

It is an amenable number.

1032211212121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1032211212121 is an equidigital number, since it uses as much as digits as its factorization.

1032211212121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1032211212121 its reverse (1212121122301), we get a palindrome (2244332334422).

The spelling of 1032211212121 in words is "one trillion, thirty-two billion, two hundred eleven million, two hundred twelve thousand, one hundred twenty-one".