11910021002 has 8 divisors (see below), whose sum is σ = 19489125312. Its totient is φ = 5413645900.

The previous prime is 11910020987. The next prime is 11910021077. The reversal of 11910021002 is 20012001911.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270682274 + ... + 270682317.

It is an arithmetic number, because the mean of its divisors is an integer number (2436140664).

Almost surely, 2^11910021002 is an apocalyptic number.

11910021002 is a deficient number, since it is larger than the sum of its proper divisors (7579104310).

11910021002 is a wasteful number, since it uses less digits than its factorization.

11910021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541364604.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11910021002 its reverse (20012001911), we get a palindrome (31922022913).

The spelling of 11910021002 in words is "eleven billion, nine hundred ten million, twenty-one thousand, two".