22001211201 has 8 divisors (see below), whose sum is σ = 29335969600. Its totient is φ = 14666963472.

The previous prime is 22001211191. The next prime is 22001211217. The reversal of 22001211201 is 10211210022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22001211201 - 2¹³ = 22001203009 is a prime.

It is a super-2 number, since 2×22001211201² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001211251) 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, 12226 + ... + 210123.

It is an arithmetic number, because the mean of its divisors is an integer number (3666996200).

Almost surely, 2^22001211201 is an apocalyptic number.

It is an amenable number.

22001211201 is a deficient number, since it is larger than the sum of its proper divisors (7334758399).

22001211201 is a wasteful number, since it uses less digits than its factorization.

22001211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255335.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22001211201 its reverse (10211210022), we get a palindrome (32212421223).

The spelling of 22001211201 in words is "twenty-two billion, one million, two hundred eleven thousand, two hundred one".