22012221011001 has 8 divisors (see below), whose sum is σ = 31607291708160. Its totient is φ = 13545982160592.

The previous prime is 22012221010981. The next prime is 22012221011057. The reversal of 22012221011001 is 10011012221022.

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

It is not a de Polignac number, because 22012221011001 - 2³³ = 22003631076409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012221013001) 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, 282207961641 + ... + 282207961718.

It is an arithmetic number, because the mean of its divisors is an integer number (3950911463520).

Almost surely, 2^{22012221011001} is an apocalyptic number.

It is an amenable number.

22012221011001 is a deficient number, since it is larger than the sum of its proper divisors (9595070697159).

22012221011001 is a wasteful number, since it uses less digits than its factorization.

22012221011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564415923375.

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

Adding to 22012221011001 its reverse (10011012221022), we get a palindrome (32023233232023).

The spelling of 22012221011001 in words is "twenty-two trillion, twelve billion, two hundred twenty-one million, eleven thousand, one".