11201061530331 has 48 divisors (see below), whose sum is σ = 17190645964128. Its totient is φ = 7284027513600.

The previous prime is 11201061530327. The next prime is 11201061530377. The reversal of 11201061530331 is 13303516010211.

It is a happy number.

11201061530331 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 10 + 615 + 3 + 0 + 3 + 31 = 666.

It is not a de Polignac number, because 11201061530331 - 2² = 11201061530327 is a prime.

It is a super-2 number, since 2×11201061530331² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11201061530295 and 11201061530304.

It is not an unprimeable number, because it can be changed into a prime (11201061530311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61650001 + ... + 61831421.

It is an arithmetic number, because the mean of its divisors is an integer number (358138457586).

Almost surely, 2^{11201061530331} is an apocalyptic number.

11201061530331 is a deficient number, since it is larger than the sum of its proper divisors (5989584433797).

11201061530331 is an equidigital number, since it uses as much as digits as its factorization.

11201061530331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187674 (or 187662 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

Adding to 11201061530331 its reverse (13303516010211), we get a palindrome (24504577540542).

The spelling of 11201061530331 in words is "eleven trillion, two hundred one billion, sixty-one million, five hundred thirty thousand, three hundred thirty-one".