22012112112001 has 8 divisors (see below), whose sum is σ = 24662218976064. Its totient is φ = 19470172875120.

The previous prime is 22012112111989. The next prime is 22012112112079. The reversal of 22012112112001 is 10021121121022.

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

It is not a de Polignac number, because 22012112112001 - 2²⁷ = 22011977894273 is a prime.

It is a super-2 number, since 2×22012112112001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22012112712001) 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, 27041906365 + ... + 27041907178.

It is an arithmetic number, because the mean of its divisors is an integer number (3082777372008).

Almost surely, 2^{22012112112001} is an apocalyptic number.

It is an amenable number.

22012112112001 is a deficient number, since it is larger than the sum of its proper divisors (2650106864063).

22012112112001 is a wasteful number, since it uses less digits than its factorization.

22012112112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54083813591.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22012112112001 its reverse (10021121121022), we get a palindrome (32033233233023).

The spelling of 22012112112001 in words is "twenty-two trillion, twelve billion, one hundred twelve million, one hundred twelve thousand, one".