11112021340 has 48 divisors (see below), whose sum is σ = 27172055232. Its totient is φ = 3737949696.

The previous prime is 11112021329. The next prime is 11112021367. The reversal of 11112021340 is 4312021111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741369 + ... + 756208.

It is an arithmetic number, because the mean of its divisors is an integer number (566084484).

Almost surely, 2^11112021340 is an apocalyptic number.

11112021340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112021340 is an abundant number, since it is smaller than the sum of its proper divisors (16060033892).

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

11112021340 is a wasteful number, since it uses less digits than its factorization.

11112021340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497646 (or 1497644 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11112021340 its reverse (4312021111), we get a palindrome (15424042451).

The spelling of 11112021340 in words is "eleven billion, one hundred twelve million, twenty-one thousand, three hundred forty".