11032230121540 has 24 divisors (see below), whose sum is σ = 23173092653760. Its totient is φ = 4411861687008.

The previous prime is 11032230121487. The next prime is 11032230121547. The reversal of 11032230121540 is 4512103223011.

It is a super-2 number, since 2×11032230121540² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11032230121547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64309800 + ... + 64481119.

It is an arithmetic number, because the mean of its divisors is an integer number (965545527240).

Almost surely, 2^{11032230121540} is an apocalyptic number.

11032230121540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11032230121540 is an abundant number, since it is smaller than the sum of its proper divisors (12140862532220).

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

11032230121540 is a wasteful number, since it uses less digits than its factorization.

11032230121540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128795211 (or 128795209 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11032230121540 its reverse (4512103223011), we get a palindrome (15544333344551).

The spelling of 11032230121540 in words is "eleven trillion, thirty-two billion, two hundred thirty million, one hundred twenty-one thousand, five hundred forty".