2220142403 has 4 divisors (see below), whose sum is σ = 2236347960. Its totient is φ = 2203936848.

The previous prime is 2220142391. The next prime is 2220142409. The reversal of 2220142403 is 3042410222.

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

It is a cyclic number.

It is not a de Polignac number, because 2220142403 - 2²² = 2215948099 is a prime.

It is a super-2 number, since 2×2220142403² = 9858064579197228818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220142409) 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, 8102573 + ... + 8102846.

It is an arithmetic number, because the mean of its divisors is an integer number (559086990).

Almost surely, 2^2220142403 is an apocalyptic number.

2220142403 is a deficient number, since it is larger than the sum of its proper divisors (16205557).

2220142403 is a wasteful number, since it uses less digits than its factorization.

2220142403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16205556.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2220142403 is about 47118.3871010034. The cubic root of 2220142403 is about 1304.5486424674.

Adding to 2220142403 its reverse (3042410222), we get a palindrome (5262552625).

The spelling of 2220142403 in words is "two billion, two hundred twenty million, one hundred forty-two thousand, four hundred three".