201222113001 has 16 divisors (see below), whose sum is σ = 330210647424. Its totient is φ = 106139136384.

The previous prime is 201222112999. The next prime is 201222113041. The reversal of 201222113001 is 100311222102.

It is not a de Polignac number, because 201222113001 - 2¹ = 201222112999 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201222113041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368538396 + ... + 368538941.

It is an arithmetic number, because the mean of its divisors is an integer number (20638165464).

Almost surely, 2^201222113001 is an apocalyptic number.

201222113001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201222113001 is a deficient number, since it is larger than the sum of its proper divisors (128988534423).

201222113001 is a wasteful number, since it uses less digits than its factorization.

201222113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737077360.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201222113001 its reverse (100311222102), we get a palindrome (301533335103).

The spelling of 201222113001 in words is "two hundred one billion, two hundred twenty-two million, one hundred thirteen thousand, one".