2001420332 has 6 divisors (see below), whose sum is σ = 3502485588. Its totient is φ = 1000710164.

The previous prime is 2001420241. The next prime is 2001420373. The reversal of 2001420332 is 2330241002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001420332.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250177538 + ... + 250177545.

It is an arithmetic number, because the mean of its divisors is an integer number (583747598).

Almost surely, 2^2001420332 is an apocalyptic number.

It is an amenable number.

2001420332 is a deficient number, since it is larger than the sum of its proper divisors (1501065256).

2001420332 is a wasteful number, since it uses less digits than its factorization.

2001420332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500355087 (or 500355085 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2001420332 is about 44737.2365261870. The cubic root of 2001420332 is about 1260.2192303509.

Adding to 2001420332 its reverse (2330241002), we get a palindrome (4331661334).

The spelling of 2001420332 in words is "two billion, one million, four hundred twenty thousand, three hundred thirty-two".