201122232212 has 24 divisors (see below), whose sum is σ = 385100002560. Its totient is φ = 91147916160.

The previous prime is 201122232173. The next prime is 201122232229. The reversal of 201122232212 is 212232221102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6767012 + ... + 6796667.

It is an arithmetic number, because the mean of its divisors is an integer number (16045833440).

Almost surely, 2^201122232212 is an apocalyptic number.

201122232212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201122232212 is a deficient number, since it is larger than the sum of its proper divisors (183977770348).

201122232212 is a wasteful number, since it uses less digits than its factorization.

201122232212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13564031 (or 13564029 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201122232212 its reverse (212232221102), we get a palindrome (413354453314).

It can be divided in two parts, 201122 and 232212, that added together give a palindrome (433334).

The spelling of 201122232212 in words is "two hundred one billion, one hundred twenty-two million, two hundred thirty-two thousand, two hundred twelve".