11101312025 has 6 divisors (see below), whose sum is σ = 13765626942. Its totient is φ = 8881049600.

The previous prime is 11101311989. The next prime is 11101312031. The reversal of 11101312025 is 52021310111.

It can be written as a sum of positive squares in 3 ways, for example, as 44368921 + 11056943104 = 6661^2 + 105152^2 .

It is not a de Polignac number, because 11101312025 - 2⁶ = 11101311961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11101311994 and 11101312012.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222026216 + ... + 222026265.

It is an arithmetic number, because the mean of its divisors is an integer number (2294271157).

Almost surely, 2^11101312025 is an apocalyptic number.

It is an amenable number.

11101312025 is a deficient number, since it is larger than the sum of its proper divisors (2664314917).

11101312025 is an equidigital number, since it uses as much as digits as its factorization.

11101312025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444052491 (or 444052486 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 17.

Adding to 11101312025 its reverse (52021310111), we get a palindrome (63122622136).

The spelling of 11101312025 in words is "eleven billion, one hundred one million, three hundred twelve thousand, twenty-five".