11210021101220 has 96 divisors (see below), whose sum is σ = 24149954304000. Its totient is φ = 4368894516224.

The previous prime is 11210021101217. The next prime is 11210021101231. The reversal of 11210021101220 is 2210112001211.

It is a super-2 number, since 2×11210021101220² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11210021101195 and 11210021101204.

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 31 ways as a sum of consecutive naturals, for example, 1044438974 + ... + 1044449706.

It is an arithmetic number, because the mean of its divisors is an integer number (251562024000).

Almost surely, 2^{11210021101220} is an apocalyptic number.

11210021101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11210021101220 is an abundant number, since it is smaller than the sum of its proper divisors (12939933202780).

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

11210021101220 is a wasteful number, since it uses less digits than its factorization.

11210021101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15677 (or 15675 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11210021101220 its reverse (2210112001211), we get a palindrome (13420133102431).

It can be divided in two parts, 1121002 and 1101220, that added together give a palindrome (2222222).

The spelling of 11210021101220 in words is "eleven trillion, two hundred ten billion, twenty-one million, one hundred one thousand, two hundred twenty".