22221012011001 has 8 divisors (see below), whose sum is σ = 29643851412864. Its totient is φ = 14806090308240.

The previous prime is 22221012010957. The next prime is 22221012011017. The reversal of 22221012011001 is 10011021012222.

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

It is not a de Polignac number, because 22221012011001 - 2⁶ = 22221012010937 is a prime.

It is a super-2 number, since 2×22221012011001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22221012011021) 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, 1979418226 + ... + 1979429451.

It is an arithmetic number, because the mean of its divisors is an integer number (3705481426608).

Almost surely, 2^{22221012011001} is an apocalyptic number.

It is an amenable number.

22221012011001 is a deficient number, since it is larger than the sum of its proper divisors (7422839401863).

22221012011001 is a wasteful number, since it uses less digits than its factorization.

22221012011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958849551.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22221012011001 its reverse (10011021012222), we get a palindrome (32232033023223).

The spelling of 22221012011001 in words is "twenty-two trillion, two hundred twenty-one billion, twelve million, eleven thousand, one".