2220001202122 has 32 divisors (see below), whose sum is σ = 3696702660288. Its totient is φ = 991473600000.

The previous prime is 2220001202071. The next prime is 2220001202129. The reversal of 2220001202122 is 2212021000222.

It is a junction number, because it is equal to n+sod(n) for n = 2220001202096 and 2220001202105.

It is not an unprimeable number, because it can be changed into a prime (2220001202129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3522279 + ... + 4104442.

It is an arithmetic number, because the mean of its divisors is an integer number (115521958134).

Almost surely, 2^{2220001202122} is an apocalyptic number.

2220001202122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2220001202122 is a deficient number, since it is larger than the sum of its proper divisors (1476701458166).

2220001202122 is a wasteful number, since it uses less digits than its factorization.

2220001202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626966.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2220001202122 its reverse (2212021000222), we get a palindrome (4432022202344).

The spelling of 2220001202122 in words is "two trillion, two hundred twenty billion, one million, two hundred two thousand, one hundred twenty-two".