11420212100 has 72 divisors (see below), whose sum is σ = 27544987008. Its totient is φ = 4074428800.

The previous prime is 11420212081. The next prime is 11420212121. The reversal of 11420212100 is 121202411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39644 + ... + 156243.

It is an arithmetic number, because the mean of its divisors is an integer number (382569264).

Almost surely, 2^11420212100 is an apocalyptic number.

11420212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11420212100 is an abundant number, since it is smaller than the sum of its proper divisors (16124774908).

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

11420212100 is a wasteful number, since it uses less digits than its factorization.

11420212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195965 (or 195958 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11420212100 its reverse (121202411), we get a palindrome (11541414511).

The spelling of 11420212100 in words is "eleven billion, four hundred twenty million, two hundred twelve thousand, one hundred".