11402220202020 has 36 divisors (see below), whose sum is σ = 34586734613340. Its totient is φ = 3040592053824.

The previous prime is 11402220202007. The next prime is 11402220202033. The reversal of 11402220202020 is 2020202220411.

11402220202020 is a `hidden beast` number, since 1 + 1 + 402 + 220 + 2 + 0 + 20 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (11402220202007) and next prime (11402220202033).

It can be written as a sum of positive squares in 2 ways, for example, as 1930204505124 + 9472015696896 = 1389318^2 + 3077664^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×11402220202020² (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 = 11402220201984 and 11402220202002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31672833715 + ... + 31672834074.

Almost surely, 2^{11402220202020} is an apocalyptic number.

11402220202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11402220202020 is an abundant number, since it is smaller than the sum of its proper divisors (23184514411320).

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

11402220202020 is a wasteful number, since it uses less digits than its factorization.

11402220202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63345667804 (or 63345667799 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 11402220202020 its reverse (2020202220411), we get a palindrome (13422422422431).

The spelling of 11402220202020 in words is "eleven trillion, four hundred two billion, two hundred twenty million, two hundred two thousand, twenty".