20112201100022 has 4 divisors (see below), whose sum is σ = 30168301650036. Its totient is φ = 10056100550010.

The previous prime is 20112201100007. The next prime is 20112201100051. The reversal of 20112201100022 is 22000110221102.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20112201100022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5028050275004 + ... + 5028050275007.

It is an arithmetic number, because the mean of its divisors is an integer number (7542075412509).

Almost surely, 2^{20112201100022} is an apocalyptic number.

20112201100022 is a deficient number, since it is larger than the sum of its proper divisors (10056100550014).

20112201100022 is a wasteful number, since it uses less digits than its factorization.

20112201100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10056100550013.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20112201100022 its reverse (22000110221102), we get a palindrome (42112311321124).

The spelling of 20112201100022 in words is "twenty trillion, one hundred twelve billion, two hundred one million, one hundred thousand, twenty-two".