21111132322000 has 320 divisors, whose sum is σ = 58762062987264. Its totient is φ = 7185736819200.

The previous prime is 21111132321971. The next prime is 21111132322081. The reversal of 21111132322000 is 22323111112.

It is a super-2 number, since 2×21111132322000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2017688769 + ... + 2017699231.

Almost surely, 2^{21111132322000} is an apocalyptic number.

21111132322000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21111132322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29381031493632).

21111132322000 is an abundant number, since it is smaller than the sum of its proper divisors (37650930665264).

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

21111132322000 is a wasteful number, since it uses less digits than its factorization.

21111132322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11523 (or 11507 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21111132322000 its reverse (22323111112), we get a palindrome (21133455433112).

The spelling of 21111132322000 in words is "twenty-one trillion, one hundred eleven billion, one hundred thirty-two million, three hundred twenty-two thousand".