201211112212022 has 16 divisors (see below), whose sum is σ = 332514493272144. Its totient is φ = 90554055900000.

The previous prime is 201211112212021. The next prime is 201211112212079. The reversal of 201211112212022 is 220212211112102.

It is a junction number, because it is equal to n+sod(n) for n = 201211112211985 and 201211112212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201211112212021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45277025729 + ... + 45277030172.

It is an arithmetic number, because the mean of its divisors is an integer number (20782155829509).

Almost surely, 2^{201211112212022} is an apocalyptic number.

201211112212022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201211112212022 is a deficient number, since it is larger than the sum of its proper divisors (131303381060122).

201211112212022 is a wasteful number, since it uses less digits than its factorization.

201211112212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90554056015.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201211112212022 its reverse (220212211112102), we get a palindrome (421423323324124).

The spelling of 201211112212022 in words is "two hundred one trillion, two hundred eleven billion, one hundred twelve million, two hundred twelve thousand, twenty-two".