11123201319 has 16 divisors (see below), whose sum is σ = 15115082112. Its totient is φ = 7273474208.

The previous prime is 11123201317. The next prime is 11123201321. The reversal of 11123201319 is 91310232111.

It is an interprime number because it is at equal distance from previous prime (11123201317) and next prime (11123201321).

It is a cyclic number.

It is not a de Polignac number, because 11123201319 - 2¹ = 11123201317 is a prime.

It is a super-2 number, since 2×11123201319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123201311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711424 + ... + 726890.

It is an arithmetic number, because the mean of its divisors is an integer number (944692632).

Almost surely, 2^11123201319 is an apocalyptic number.

11123201319 is a deficient number, since it is larger than the sum of its proper divisors (3991880793).

11123201319 is a wasteful number, since it uses less digits than its factorization.

11123201319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20046.

The product of its (nonzero) digits is 324, while the sum is 24.

The spelling of 11123201319 in words is "eleven billion, one hundred twenty-three million, two hundred one thousand, three hundred nineteen".