11203013132220 has 96 divisors (see below), whose sum is σ = 38607306812928. Its totient is φ = 2363712659712.

The previous prime is 11203013132219. The next prime is 11203013132221. The reversal of 11203013132220 is 2223131030211.

It is an interprime number because it is at equal distance from previous prime (11203013132219) and next prime (11203013132221).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203013132221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1025911494 + ... + 1025922413.

It is an arithmetic number, because the mean of its divisors is an integer number (402159445968).

Almost surely, 2^{11203013132220} is an apocalyptic number.

11203013132220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203013132220 is an abundant number, since it is smaller than the sum of its proper divisors (27404293680708).

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

11203013132220 is a wasteful number, since it uses less digits than its factorization.

11203013132220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051833939 (or 2051833937 counting only the distinct ones).

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

Adding to 11203013132220 its reverse (2223131030211), we get a palindrome (13426144162431).

The spelling of 11203013132220 in words is "eleven trillion, two hundred three billion, thirteen million, one hundred thirty-two thousand, two hundred twenty".