22011111020001 has 8 divisors (see below), whose sum is σ = 29377762710784. Its totient is φ = 14659266671280.

The previous prime is 22011111019957. The next prime is 22011111020029. The reversal of 22011111020001 is 10002011111022.

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

It is not a de Polignac number, because 22011111020001 - 2¹¹ = 22011111017953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011111027001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3701832046 + ... + 3701837991.

It is an arithmetic number, because the mean of its divisors is an integer number (3672220338848).

Almost surely, 2^{22011111020001} is an apocalyptic number.

It is an amenable number.

22011111020001 is a deficient number, since it is larger than the sum of its proper divisors (7366651690783).

22011111020001 is an equidigital number, since it uses as much as digits as its factorization.

22011111020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7403671031.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 22011111020001 its reverse (10002011111022), we get a palindrome (32013122131023).

The spelling of 22011111020001 in words is "twenty-two trillion, eleven billion, one hundred eleven million, twenty thousand, one".