11131200002 has 8 divisors (see below), whose sum is σ = 17981169276. Its totient is φ = 5137476912.

The previous prime is 11131199999. The next prime is 11131200011. The reversal of 11131200002 is 20000213111.

It can be written as a sum of positive squares in 2 ways, for example, as 11012193721 + 119006281 = 104939^2 + 10909^2 .

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

It is a super-2 number, since 2×11131200002² (a number of 21 digits) contains 22 as substring.

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, 214061513 + ... + 214061564.

Almost surely, 2^11131200002 is an apocalyptic number.

11131200002 is a deficient number, since it is larger than the sum of its proper divisors (6849969274).

11131200002 is a wasteful number, since it uses less digits than its factorization.

11131200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428123092.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11131200002 its reverse (20000213111), we get a palindrome (31131413113).

The spelling of 11131200002 in words is "eleven billion, one hundred thirty-one million, two hundred thousand, two".