212332023121 has 2 divisors, whose sum is σ = 212332023122. Its totient is φ = 212332023120.

The previous prime is 212332023107. The next prime is 212332023133. The reversal of 212332023121 is 121320233212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211290992896 + 1041030225 = 459664^2 + 32265^2 .

It is a cyclic number.

It is not a de Polignac number, because 212332023121 - 2¹¹ = 212332021073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212332023092 and 212332023101.

It is not a weakly prime, because it can be changed into another prime (212332023181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166011560 + 106166011561.

It is an arithmetic number, because the mean of its divisors is an integer number (106166011561).

Almost surely, 2^212332023121 is an apocalyptic number.

It is an amenable number.

212332023121 is a deficient number, since it is larger than the sum of its proper divisors (1).

212332023121 is an equidigital number, since it uses as much as digits as its factorization.

212332023121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212332023121 its reverse (121320233212), we get a palindrome (333652256333).

The spelling of 212332023121 in words is "two hundred twelve billion, three hundred thirty-two million, twenty-three thousand, one hundred twenty-one".