2220001202123 has 8 divisors (see below), whose sum is σ = 2239489730400. Its totient is φ = 2200573863360.

The previous prime is 2220001202071. The next prime is 2220001202129. The reversal of 2220001202123 is 3212021000222.

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

It is a cyclic number.

It is not a de Polignac number, because 2220001202123 - 2⁸ = 2220001201867 is a prime.

It is a Duffinian number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15224498 + ... + 15369623.

It is an arithmetic number, because the mean of its divisors is an integer number (279936216300).

Almost surely, 2^{2220001202123} is an apocalyptic number.

2220001202123 is a deficient number, since it is larger than the sum of its proper divisors (19488528277).

2220001202123 is a wasteful number, since it uses less digits than its factorization.

2220001202123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30594757.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2220001202123 its reverse (3212021000222), we get a palindrome (5432022202345).

The spelling of 2220001202123 in words is "two trillion, two hundred twenty billion, one million, two hundred two thousand, one hundred twenty-three".