22001012011001 has 8 divisors (see below), whose sum is σ = 23906023238400. Its totient is φ = 20170707106320.

The previous prime is 22001012010983. The next prime is 22001012011037. The reversal of 22001012011001 is 10011021010022.

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

It is a cyclic number.

It is not a de Polignac number, because 22001012011001 - 2³⁸ = 21726134104057 is a prime.

It is a super-2 number, since 2×22001012011001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22001012011061) 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, 18676580066 + ... + 18676581243.

It is an arithmetic number, because the mean of its divisors is an integer number (2988252904800).

Almost surely, 2^{22001012011001} is an apocalyptic number.

It is an amenable number.

22001012011001 is a deficient number, since it is larger than the sum of its proper divisors (1905011227399).

22001012011001 is a wasteful number, since it uses less digits than its factorization.

22001012011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37353161359.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22001012011001 its reverse (10011021010022), we get a palindrome (32012033021023).

The spelling of 22001012011001 in words is "twenty-two trillion, one billion, twelve million, eleven thousand, one".