212030032129 has 2 divisors, whose sum is σ = 212030032130. Its totient is φ = 212030032128.

The previous prime is 212030032061. The next prime is 212030032139. The reversal of 212030032129 is 921230030212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209514006529 + 2516025600 = 457727^2 + 50160^2 .

It is a cyclic number.

It is not a de Polignac number, because 212030032129 - 2¹³ = 212030023937 is a prime.

It is not a weakly prime, because it can be changed into another prime (212030032139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106015016064 + 106015016065.

It is an arithmetic number, because the mean of its divisors is an integer number (106015016065).

Almost surely, 2^212030032129 is an apocalyptic number.

It is an amenable number.

212030032129 is a deficient number, since it is larger than the sum of its proper divisors (1).

212030032129 is an equidigital number, since it uses as much as digits as its factorization.

212030032129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 212030032129 in words is "two hundred twelve billion, thirty million, thirty-two thousand, one hundred twenty-nine".