3201121004 has 6 divisors (see below), whose sum is σ = 5601961764. Its totient is φ = 1600560500.

The previous prime is 3201120991. The next prime is 3201121013. The reversal of 3201121004 is 4001211023.

It is a self number, because there is not a number n which added to its sum of digits gives 3201121004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400140122 + ... + 400140129.

It is an arithmetic number, because the mean of its divisors is an integer number (933660294).

Almost surely, 2^3201121004 is an apocalyptic number.

It is an amenable number.

3201121004 is a deficient number, since it is larger than the sum of its proper divisors (2400840760).

3201121004 is a wasteful number, since it uses less digits than its factorization.

3201121004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800280255 (or 800280253 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3201121004 is about 56578.4499964430. The cubic root of 3201121004 is about 1473.7846549518.

Adding to 3201121004 its reverse (4001211023), we get a palindrome (7202332027).

The spelling of 3201121004 in words is "three billion, two hundred one million, one hundred twenty-one thousand, four".