11231301002220 has 216 divisors, whose sum is σ = 38832111536400. Its totient is φ = 2619121070592.

The previous prime is 11231301002219. The next prime is 11231301002303. The reversal of 11231301002220 is 2220010313211.

11231301002220 is a `hidden beast` number, since 112 + 31 + 301 + 0 + 0 + 2 + 220 = 666.

It is a super-2 number, since 2×11231301002220² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11231301002193 and 11231301002202.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9138015 + ... + 10293974.

It is an arithmetic number, because the mean of its divisors is an integer number (179778294150).

Almost surely, 2^{11231301002220} is an apocalyptic number.

11231301002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11231301002220 is an abundant number, since it is smaller than the sum of its proper divisors (27600810534180).

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

11231301002220 is a wasteful number, since it uses less digits than its factorization.

11231301002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19432049 (or 19432031 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11231301002220 its reverse (2220010313211), we get a palindrome (13451311315431).

The spelling of 11231301002220 in words is "eleven trillion, two hundred thirty-one billion, three hundred one million, two thousand, two hundred twenty".