4021203044 has 6 divisors (see below), whose sum is σ = 7037105334. Its totient is φ = 2010601520.

The previous prime is 4021203023. The next prime is 4021203061. The reversal of 4021203044 is 4403021204.

It can be written as a sum of positive squares in only one way, i.e., 3685946944 + 335256100 = 60712^2 + 18310^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502650377 + ... + 502650384.

It is an arithmetic number, because the mean of its divisors is an integer number (1172850889).

Almost surely, 2^4021203044 is an apocalyptic number.

It is an amenable number.

4021203044 is a deficient number, since it is larger than the sum of its proper divisors (3015902290).

4021203044 is a wasteful number, since it uses less digits than its factorization.

4021203044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005300765 (or 1005300763 counting only the distinct ones).

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

The square root of 4021203044 is about 63412.9564363624. The cubic root of 4021203044 is about 1590.2009218292.

Adding to 4021203044 its reverse (4403021204), we get a palindrome (8424224248).

The spelling of 4021203044 in words is "four billion, twenty-one million, two hundred three thousand, forty-four".