1100020002 has 8 divisors (see below), whose sum is σ = 2200040016. Its totient is φ = 366673332.

The previous prime is 1100019961. The next prime is 1100020021. The reversal of 1100020002 is 2000200011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1100020002 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (6), and also a Moran number because the ratio is a prime number: 183336667 = 1100020002 / (1 + 1 + 0 + 0 + 0 + 2 + 0 + 0 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91668328 + ... + 91668339.

It is an arithmetic number, because the mean of its divisors is an integer number (275005002).

Almost surely, 2^1100020002 is an apocalyptic number.

1100020002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1100020002 is a wasteful number, since it uses less digits than its factorization.

1100020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183336672.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1100020002 is about 33166.5494436789. The cubic root of 1100020002 is about 1032.2863722872.

Adding to 1100020002 its reverse (2000200011), we get a palindrome (3100220013).

Subtracting 1100020002 from its reverse (2000200011), we obtain a square (900180009 = 30003²).

The spelling of 1100020002 in words is "one billion, one hundred million, twenty thousand, two".