21023331300132 has 192 divisors, whose sum is σ = 58386868001280. Its totient is φ = 5762532556800.

The previous prime is 21023331300079. The next prime is 21023331300133. The reversal of 21023331300132 is 23100313332012.

It is not an unprimeable number, because it can be changed into a prime (21023331300133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 926249008 + ... + 926271704.

It is an arithmetic number, because the mean of its divisors is an integer number (304098270840).

Almost surely, 2^{21023331300132} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21023331300132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29193434000640).

21023331300132 is an abundant number, since it is smaller than the sum of its proper divisors (37363536701148).

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

21023331300132 is a wasteful number, since it uses less digits than its factorization.

21023331300132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27222 (or 27220 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 21023331300132 its reverse (23100313332012), we get a palindrome (44123644632144).

The spelling of 21023331300132 in words is "twenty-one trillion, twenty-three billion, three hundred thirty-one million, three hundred thousand, one hundred thirty-two".