212132211229 has 2 divisors, whose sum is σ = 212132211230. Its totient is φ = 212132211228.

The previous prime is 212132211197. The next prime is 212132211251. The reversal of 212132211229 is 922112231212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151418265625 + 60713945604 = 389125^2 + 246402^2 .

It is a cyclic number.

It is not a de Polignac number, because 212132211229 - 2⁵ = 212132211197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212132211197 and 212132211206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212132211299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106066105614 + 106066105615.

It is an arithmetic number, because the mean of its divisors is an integer number (106066105615).

Almost surely, 2^212132211229 is an apocalyptic number.

It is an amenable number.

212132211229 is a deficient number, since it is larger than the sum of its proper divisors (1).

212132211229 is an equidigital number, since it uses as much as digits as its factorization.

212132211229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The spelling of 212132211229 in words is "two hundred twelve billion, one hundred thirty-two million, two hundred eleven thousand, two hundred twenty-nine".