22113201062272 has 128 divisors (see below), whose sum is σ = 47176751462400. Its totient is φ = 10294274856960.

The previous prime is 22113201062237. The next prime is 22113201062273. The reversal of 22113201062272 is 27226010231122.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×22113201062272² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113201062273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38267718 + ... + 38841274.

It is an arithmetic number, because the mean of its divisors is an integer number (368568370800).

Almost surely, 2^{22113201062272} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22113201062272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23588375731200).

22113201062272 is an abundant number, since it is smaller than the sum of its proper divisors (25063550400128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22113201062272 is a wasteful number, since it uses less digits than its factorization.

22113201062272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573864 (or 573852 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 22113201062272 its reverse (27226010231122), we get a palindrome (49339211293394).

The spelling of 22113201062272 in words is "twenty-two trillion, one hundred thirteen billion, two hundred one million, sixty-two thousand, two hundred seventy-two".