22221021001011 has 8 divisors (see below), whose sum is σ = 33860603430144. Its totient is φ = 12697726286280.

The previous prime is 22221021001009. The next prime is 22221021001087. The reversal of 22221021001011 is 11010012012222.

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

It is not a de Polignac number, because 22221021001011 - 2¹ = 22221021001009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22221021005011) 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, 529071928575 + ... + 529071928616.

It is an arithmetic number, because the mean of its divisors is an integer number (4232575428768).

Almost surely, 2^{22221021001011} is an apocalyptic number.

22221021001011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22221021001011 is a deficient number, since it is larger than the sum of its proper divisors (11639582429133).

22221021001011 is a wasteful number, since it uses less digits than its factorization.

22221021001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058143857201.

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

Adding to 22221021001011 its reverse (11010012012222), we get a palindrome (33231033013233).

The spelling of 22221021001011 in words is "twenty-two trillion, two hundred twenty-one billion, twenty-one million, one thousand, eleven".