2220201012123 has 6 divisors (see below), whose sum is σ = 3206957017524. Its totient is φ = 1480134008076.

The previous prime is 2220201012119. The next prime is 2220201012137. The reversal of 2220201012123 is 3212101020222.

It is not a de Polignac number, because 2220201012123 - 2² = 2220201012119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220201012096 and 2220201012105.

It is not an unprimeable number, because it can be changed into a prime (2220201012143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123344500665 + ... + 123344500682.

It is an arithmetic number, because the mean of its divisors is an integer number (534492836254).

Almost surely, 2^{2220201012123} is an apocalyptic number.

2220201012123 is a deficient number, since it is larger than the sum of its proper divisors (986756005401).

2220201012123 is a wasteful number, since it uses less digits than its factorization.

2220201012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246689001353 (or 246689001350 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2220201012123 its reverse (3212101020222), we get a palindrome (5432302032345).

The spelling of 2220201012123 in words is "two trillion, two hundred twenty billion, two hundred one million, twelve thousand, one hundred twenty-three".