12020122112002 has 4 divisors (see below), whose sum is σ = 18030183168006. Its totient is φ = 6010061056000.

The previous prime is 12020122111973. The next prime is 12020122112027. The reversal of 12020122112002 is 20021122102021.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 11498073956161 + 522048155841 = 3390881^2 + 722529^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005030527999 + ... + 3005030528002.

Almost surely, 2^{12020122112002} is an apocalyptic number.

12020122112002 is a deficient number, since it is larger than the sum of its proper divisors (6010061056004).

12020122112002 is an equidigital number, since it uses as much as digits as its factorization.

12020122112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010061056003.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020122112002 its reverse (20021122102021), we get a palindrome (32041244214023).

The spelling of 12020122112002 in words is "twelve trillion, twenty billion, one hundred twenty-two million, one hundred twelve thousand, two".