21101112113322 has 16 divisors (see below), whose sum is σ = 42208947613152. Its totient is φ = 7032583473360.

The previous prime is 21101112113321. The next prime is 21101112113363. The reversal of 21101112113322 is 22331121110112.

It is not an unprimeable number, because it can be changed into a prime (21101112113321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280100304 + ... + 280175627.

It is an arithmetic number, because the mean of its divisors is an integer number (2638059225822).

Almost surely, 2^{21101112113322} is an apocalyptic number.

21101112113322 is an abundant number, since it is smaller than the sum of its proper divisors (21107835499830).

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

21101112113322 is a wasteful number, since it uses less digits than its factorization.

21101112113322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560282213.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 21101112113322 its reverse (22331121110112), we get a palindrome (43432233223434).

The spelling of 21101112113322 in words is "twenty-one trillion, one hundred one billion, one hundred twelve million, one hundred thirteen thousand, three hundred twenty-two".