20211113222304 has 96 divisors (see below), whose sum is σ = 54487589042880. Its totient is φ = 6557277696000.

The previous prime is 20211113222291. The next prime is 20211113222347. The reversal of 20211113222304 is 40322231111202.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 17093017 + ... + 18237144.

It is an arithmetic number, because the mean of its divisors is an integer number (567579052530).

Almost surely, 2^{20211113222304} is an apocalyptic number.

20211113222304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20211113222304 is an abundant number, since it is smaller than the sum of its proper divisors (34276475820576).

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

20211113222304 is a wasteful number, since it uses less digits than its factorization.

20211113222304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35330334 (or 35330326 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 20211113222304 its reverse (40322231111202), we get a palindrome (60533344333506).

The spelling of 20211113222304 in words is "twenty trillion, two hundred eleven billion, one hundred thirteen million, two hundred twenty-two thousand, three hundred four".