211204033042 has 4 divisors (see below), whose sum is σ = 316806049566. Its totient is φ = 105602016520.

The previous prime is 211204033031. The next prime is 211204033049. The reversal of 211204033042 is 240330402112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 209902338801 + 1301694241 = 458151^2 + 36079^2 .

It is not an unprimeable number, because it can be changed into a prime (211204033049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52801008259 + ... + 52801008262.

Almost surely, 2^211204033042 is an apocalyptic number.

211204033042 is a deficient number, since it is larger than the sum of its proper divisors (105602016524).

211204033042 is a wasteful number, since it uses less digits than its factorization.

211204033042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105602016523.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 211204033042 its reverse (240330402112), we get a palindrome (451534435154).

The spelling of 211204033042 in words is "two hundred eleven billion, two hundred four million, thirty-three thousand, forty-two".