20442210122 has 8 divisors (see below), whose sum is σ = 30664135872. Its totient is φ = 10220831500.

The previous prime is 20442210121. The next prime is 20442210137. The reversal of 20442210122 is 22101224402.

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

It is a junction number, because it is equal to n+sod(n) for n = 20442210094 and 20442210103.

It is not an unprimeable number, because it can be changed into a prime (20442210121) 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, 25154 + ... + 203757.

It is an arithmetic number, because the mean of its divisors is an integer number (3833016984).

Almost surely, 2^20442210122 is an apocalyptic number.

20442210122 is a deficient number, since it is larger than the sum of its proper divisors (10221925750).

20442210122 is a wasteful number, since it uses less digits than its factorization.

20442210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273564.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20442210122 its reverse (22101224402), we get a palindrome (42543434524).

The spelling of 20442210122 in words is "twenty billion, four hundred forty-two million, two hundred ten thousand, one hundred twenty-two".