20110220322 has 8 divisors (see below), whose sum is σ = 40220440656. Its totient is φ = 6703406772.

The previous prime is 20110220321. The next prime is 20110220341. The reversal of 20110220322 is 22302201102.

It is a happy number.

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

20110220322 is an admirable number.

It is a super-2 number, since 2×20110220322² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20110220321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675851688 + ... + 1675851699.

It is an arithmetic number, because the mean of its divisors is an integer number (5027555082).

Almost surely, 2^20110220322 is an apocalyptic number.

20110220322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20110220322 is a wasteful number, since it uses less digits than its factorization.

20110220322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351703392.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20110220322 its reverse (22302201102), we get a palindrome (42412421424).

The spelling of 20110220322 in words is "twenty billion, one hundred ten million, two hundred twenty thousand, three hundred twenty-two".