22111200212001 has 32 divisors (see below), whose sum is σ = 31179052569600. Its totient is φ = 13899496178880.

The previous prime is 22111200211987. The next prime is 22111200212021. The reversal of 22111200212001 is 10021200211122.

It is not a de Polignac number, because 22111200212001 - 2¹³ = 22111200203809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22111200212021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11079970 + ... + 12922388.

It is an arithmetic number, because the mean of its divisors is an integer number (974345392800).

Almost surely, 2^{22111200212001} is an apocalyptic number.

It is an amenable number.

22111200212001 is a deficient number, since it is larger than the sum of its proper divisors (9067852357599).

22111200212001 is a wasteful number, since it uses less digits than its factorization.

22111200212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843429.

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

Adding to 22111200212001 its reverse (10021200211122), we get a palindrome (32132400423123).

The spelling of 22111200212001 in words is "twenty-two trillion, one hundred eleven billion, two hundred million, two hundred twelve thousand, one".