12020022122 has 8 divisors (see below), whose sum is σ = 18129647172. Its totient is φ = 5976806400.

The previous prime is 12020022107. The next prime is 12020022137. The reversal of 12020022122 is 22122002021.

It is an interprime number because it is at equal distance from previous prime (12020022107) and next prime (12020022137).

It can be written as a sum of positive squares in 2 ways, for example, as 9547048681 + 2472973441 = 97709^2 + 49729^2 .

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 = 12020022097 and 12020022106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16601879 + ... + 16602602.

Almost surely, 2^12020022122 is an apocalyptic number.

12020022122 is a deficient number, since it is larger than the sum of its proper divisors (6109625050).

12020022122 is a wasteful number, since it uses less digits than its factorization.

12020022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33204664.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12020022122 its reverse (22122002021), we get a palindrome (34142024143).

The spelling of 12020022122 in words is "twelve billion, twenty million, twenty-two thousand, one hundred twenty-two".