2144220034 has 48 divisors (see below), whose sum is σ = 3861355680. Its totient is φ = 883111680.

The previous prime is 2144220031. The next prime is 2144220037. The reversal of 2144220034 is 4300224412.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2144220031) and next prime (2144220037).

It is a super-2 number, since 2×2144220034² = 9195359108413922312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2144219987 and 2144220014.

It is not an unprimeable number, because it can be changed into a prime (2144220031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216274 + ... + 225970.

It is an arithmetic number, because the mean of its divisors is an integer number (80444910).

Almost surely, 2^2144220034 is an apocalyptic number.

2144220034 is a deficient number, since it is larger than the sum of its proper divisors (1717135646).

2144220034 is a wasteful number, since it uses less digits than its factorization.

2144220034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9775 (or 9752 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2144220034 is about 46305.7235555174. The cubic root of 2144220034 is about 1289.5052554640.

Adding to 2144220034 its reverse (4300224412), we get a palindrome (6444444446).

The spelling of 2144220034 in words is "two billion, one hundred forty-four million, two hundred twenty thousand, thirty-four".