212021341433 has 16 divisors (see below), whose sum is σ = 231713697600. Its totient is φ = 192398868480.

The previous prime is 212021341429. The next prime is 212021341463. The reversal of 212021341433 is 334143120212.

It is a cyclic number.

It is not a de Polignac number, because 212021341433 - 2² = 212021341429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212021341463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20795585 + ... + 20805777.

It is an arithmetic number, because the mean of its divisors is an integer number (14482106100).

Almost surely, 2^212021341433 is an apocalyptic number.

It is an amenable number.

212021341433 is a deficient number, since it is larger than the sum of its proper divisors (19692356167).

212021341433 is a wasteful number, since it uses less digits than its factorization.

212021341433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13432.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 212021341433 its reverse (334143120212), we get a palindrome (546164461645).

The spelling of 212021341433 in words is "two hundred twelve billion, twenty-one million, three hundred forty-one thousand, four hundred thirty-three".