2001042204 has 36 divisors (see below), whose sum is σ = 5431401864. Its totient is φ = 571726176.

The previous prime is 2001042191. The next prime is 2001042217. The reversal of 2001042204 is 4022401002.

It is an interprime number because it is at equal distance from previous prime (2001042191) and next prime (2001042217).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1700979 + ... + 1702154.

It is an arithmetic number, because the mean of its divisors is an integer number (150872274).

Almost surely, 2^2001042204 is an apocalyptic number.

It is an amenable number.

2001042204 is an abundant number, since it is smaller than the sum of its proper divisors (3430359660).

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

2001042204 is a wasteful number, since it uses less digits than its factorization.

2001042204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403154 (or 3403145 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2001042204 is about 44733.0102273478. The cubic root of 2001042204 is about 1260.1398610179.

Adding to 2001042204 its reverse (4022401002), we get a palindrome (6023443206).

The spelling of 2001042204 in words is "two billion, one million, forty-two thousand, two hundred four".