212433010189 has 2 divisors, whose sum is σ = 212433010190. Its totient is φ = 212433010188.

The previous prime is 212433010103. The next prime is 212433010199. The reversal of 212433010189 is 981010334212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212191052164 + 241958025 = 460642^2 + 15555^2 .

It is a cyclic number.

It is not a de Polignac number, because 212433010189 - 2¹⁷ = 212432879117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212433010199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106216505094 + 106216505095.

It is an arithmetic number, because the mean of its divisors is an integer number (106216505095).

Almost surely, 2^212433010189 is an apocalyptic number.

It is an amenable number.

212433010189 is a deficient number, since it is larger than the sum of its proper divisors (1).

212433010189 is an equidigital number, since it uses as much as digits as its factorization.

212433010189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 212433010189 in words is "two hundred twelve billion, four hundred thirty-three million, ten thousand, one hundred eighty-nine".