201211212030022 has 32 divisors (see below), whose sum is σ = 309483805909824. Its totient is φ = 98088333350400.

The previous prime is 201211212029987. The next prime is 201211212030077. The reversal of 201211212030022 is 220030212112102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18383679 + ... + 27209962.

It is an arithmetic number, because the mean of its divisors is an integer number (9671368934682).

Almost surely, 2^{201211212030022} is an apocalyptic number.

201211212030022 is a deficient number, since it is larger than the sum of its proper divisors (108272593879802).

201211212030022 is a wasteful number, since it uses less digits than its factorization.

201211212030022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45594064.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 201211212030022 its reverse (220030212112102), we get a palindrome (421241424142124).

The spelling of 201211212030022 in words is "two hundred one trillion, two hundred eleven billion, two hundred twelve million, thirty thousand, twenty-two".