201222101012 has 12 divisors (see below), whose sum is σ = 352219417536. Its totient is φ = 100587981720.

The previous prime is 201222101011. The next prime is 201222101033. The reversal of 201222101012 is 210101222102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201222101011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5747564 + ... + 5782467.

It is an arithmetic number, because the mean of its divisors is an integer number (29351618128).

Almost surely, 2^201222101012 is an apocalyptic number.

It is an amenable number.

201222101012 is a deficient number, since it is larger than the sum of its proper divisors (150997316524).

201222101012 is a wasteful number, since it uses less digits than its factorization.

201222101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11534398 (or 11534396 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201222101012 its reverse (210101222102), we get a palindrome (411323323114).

The spelling of 201222101012 in words is "two hundred one billion, two hundred twenty-two million, one hundred one thousand, twelve".