11211402244 has 12 divisors (see below), whose sum is σ = 22422804544. Its totient is φ = 4804886664.

The previous prime is 11211402239. The next prime is 11211402277. The reversal of 11211402244 is 44220411211.

11211402244 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200203584 + ... + 200203639.

Almost surely, 2^11211402244 is an apocalyptic number.

11211402244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11211402244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11211402244 is a wasteful number, since it uses less digits than its factorization.

11211402244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400407234 (or 400407232 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11211402244 its reverse (44220411211), we get a palindrome (55431813455).

The spelling of 11211402244 in words is "eleven billion, two hundred eleven million, four hundred two thousand, two hundred forty-four".