12020122220222 has 4 divisors (see below), whose sum is σ = 18030183330336. Its totient is φ = 6010061110110.

The previous prime is 12020122220221. The next prime is 12020122220231. The reversal of 12020122220222 is 22202222102021.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12020122220194 and 12020122220203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020122220221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005030555054 + ... + 3005030555057.

It is an arithmetic number, because the mean of its divisors is an integer number (4507545832584).

Almost surely, 2^{12020122220222} is an apocalyptic number.

12020122220222 is a deficient number, since it is larger than the sum of its proper divisors (6010061110114).

12020122220222 is an equidigital number, since it uses as much as digits as its factorization.

12020122220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6010061110113.

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

Adding to 12020122220222 its reverse (22202222102021), we get a palindrome (34222344322243).

The spelling of 12020122220222 in words is "twelve trillion, twenty billion, one hundred twenty-two million, two hundred twenty thousand, two hundred twenty-two".