11021000002 has 8 divisors (see below), whose sum is σ = 16532426700. Its totient is φ = 5510191104.

The previous prime is 11020999961. The next prime is 11021000017. The reversal of 11021000002 is 20000012011.

It can be written as a sum of positive squares in 2 ways, for example, as 10987022761 + 33977241 = 104819^2 + 5829^2 .

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

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, 106927 + ... + 182962.

Almost surely, 2^11021000002 is an apocalyptic number.

11021000002 is a deficient number, since it is larger than the sum of its proper divisors (5511426698).

11021000002 is a wasteful number, since it uses less digits than its factorization.

11021000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308900.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11021000002 its reverse (20000012011), we get a palindrome (31021012013).

The spelling of 11021000002 in words is "eleven billion, twenty-one million, two", and thus it is an aban number and an uban number.