11132211530 has 128 divisors (see below), whose sum is σ = 23489740800. Its totient is φ = 3755980800.

The previous prime is 11132211487. The next prime is 11132211533. The reversal of 11132211530 is 3511223111.

It is a super-2 number, since 2×11132211530² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11132211533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31535834 + ... + 31536186.

It is an arithmetic number, because the mean of its divisors is an integer number (183513600).

Almost surely, 2^11132211530 is an apocalyptic number.

11132211530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11132211530 is an abundant number, since it is smaller than the sum of its proper divisors (12357529270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11132211530 is a wasteful number, since it uses less digits than its factorization.

11132211530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 11132211530 its reverse (3511223111), we get a palindrome (14643434641).

The spelling of 11132211530 in words is "eleven billion, one hundred thirty-two million, two hundred eleven thousand, five hundred thirty".