22100211021201 has 16 divisors (see below), whose sum is σ = 30381108301824. Its totient is φ = 14279492726784.

The previous prime is 22100211021197. The next prime is 22100211021211. The reversal of 22100211021201 is 10212011200122.

It is not a de Polignac number, because 22100211021201 - 2² = 22100211021197 is a prime.

It is a super-2 number, since 2×22100211021201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22100211021211) 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, 387327505 + ... + 387384558.

It is an arithmetic number, because the mean of its divisors is an integer number (1898819268864).

Almost surely, 2^{22100211021201} is an apocalyptic number.

It is an amenable number.

22100211021201 is a deficient number, since it is larger than the sum of its proper divisors (8280897280623).

22100211021201 is a wasteful number, since it uses less digits than its factorization.

22100211021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774712360.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22100211021201 its reverse (10212011200122), we get a palindrome (32312222221323).

The spelling of 22100211021201 in words is "twenty-two trillion, one hundred billion, two hundred eleven million, twenty-one thousand, two hundred one".