201120221202212 has 24 divisors (see below), whose sum is σ = 379057196124600. Its totient is φ = 92819101211136.

The previous prime is 201120221202211. The next prime is 201120221202233. The reversal of 201120221202212 is 212202122021102.

It can be written as a sum of positive squares in 4 ways, for example, as 53577803138596 + 147542418063616 = 7319686^2 + 12146704^2 .

It is not an unprimeable number, because it can be changed into a prime (201120221202211) 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, 116137787 + ... + 117856802.

It is an arithmetic number, because the mean of its divisors is an integer number (15794049838525).

Almost surely, 2^{201120221202212} is an apocalyptic number.

It is an amenable number.

201120221202212 is a deficient number, since it is larger than the sum of its proper divisors (177936974922388).

201120221202212 is a wasteful number, since it uses less digits than its factorization.

201120221202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234011135 (or 234011133 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201120221202212 its reverse (212202122021102), we get a palindrome (413322343223314).

The spelling of 201120221202212 in words is "two hundred one trillion, one hundred twenty billion, two hundred twenty-one million, two hundred two thousand, two hundred twelve".