2043221034 has 16 divisors (see below), whose sum is σ = 4109021280. Its totient is φ = 677310480.

The previous prime is 2043221029. The next prime is 2043221039. The reversal of 2043221034 is 4301223402.

It is an interprime number because it is at equal distance from previous prime (2043221029) and next prime (2043221039).

It is a self number, because there is not a number n which added to its sum of digits gives 2043221034.

It is not an unprimeable number, because it can be changed into a prime (2043221039) 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, 939624 + ... + 941795.

It is an arithmetic number, because the mean of its divisors is an integer number (256813830).

Almost surely, 2^2043221034 is an apocalyptic number.

2043221034 is an abundant number, since it is smaller than the sum of its proper divisors (2065800246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2043221034 is a wasteful number, since it uses less digits than its factorization.

2043221034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881605.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2043221034 is about 45202.0025441351. The cubic root of 2043221034 is about 1268.9322941768.

Adding to 2043221034 its reverse (4301223402), we get a palindrome (6344444436).

The spelling of 2043221034 in words is "two billion, forty-three million, two hundred twenty-one thousand, thirty-four".