11251124219 has 2 divisors, whose sum is σ = 11251124220. Its totient is φ = 11251124218.

The previous prime is 11251124201. The next prime is 11251124231. The reversal of 11251124219 is 91242115211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11251124219 - 2³² = 6956156923 is a prime.

It is a super-2 number, since 2×11251124219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11251124191 and 11251124200.

It is not a weakly prime, because it can be changed into another prime (11251127219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625562109 + 5625562110.

It is an arithmetic number, because the mean of its divisors is an integer number (5625562110).

Almost surely, 2^11251124219 is an apocalyptic number.

11251124219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11251124219 is an equidigital number, since it uses as much as digits as its factorization.

11251124219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 29.

The spelling of 11251124219 in words is "eleven billion, two hundred fifty-one million, one hundred twenty-four thousand, two hundred nineteen".