2222110220501 has 4 divisors (see below), whose sum is σ = 2223991771404. Its totient is φ = 2220228669600.

The previous prime is 2222110220489. The next prime is 2222110220503. The reversal of 2222110220501 is 1050220112222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1021827831025 + 1200282389476 = 1010855^2 + 1095574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2222110220501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222110220503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940773680 + ... + 940776041.

It is an arithmetic number, because the mean of its divisors is an integer number (555997942851).

Almost surely, 2^{2222110220501} is an apocalyptic number.

It is an amenable number.

2222110220501 is a deficient number, since it is larger than the sum of its proper divisors (1881550903).

2222110220501 is a wasteful number, since it uses less digits than its factorization.

2222110220501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881550902.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 2222110220501 its reverse (1050220112222), we get a palindrome (3272330332723).

The spelling of 2222110220501 in words is "two trillion, two hundred twenty-two billion, one hundred ten million, two hundred twenty thousand, five hundred one".