11130203213220 has 192 divisors, whose sum is σ = 39393052586496. Its totient is φ = 2284881592320.

The previous prime is 11130203213197. The next prime is 11130203213243. The reversal of 11130203213220 is 2231230203111.

It is an interprime number because it is at equal distance from previous prime (11130203213197) and next prime (11130203213243).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27345261 + ... + 27749300.

It is an arithmetic number, because the mean of its divisors is an integer number (205172148888).

Almost surely, 2^{11130203213220} is an apocalyptic number.

11130203213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11130203213220 is an abundant number, since it is smaller than the sum of its proper divisors (28262849373276).

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

11130203213220 is a wasteful number, since it uses less digits than its factorization.

11130203213220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55094630 (or 55094628 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11130203213220 its reverse (2231230203111), we get a palindrome (13361433416331).

The spelling of 11130203213220 in words is "eleven trillion, one hundred thirty billion, two hundred three million, two hundred thirteen thousand, two hundred twenty".