21000201332110 has 192 divisors, whose sum is σ = 52181060400000. Its totient is φ = 6042014415360.

The previous prime is 21000201332101. The next prime is 21000201332119. The reversal of 21000201332110 is 1123310200012.

It is an interprime number because it is at equal distance from previous prime (21000201332101) and next prime (21000201332119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21000201332119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3449266 + ... + 7341514.

It is an arithmetic number, because the mean of its divisors is an integer number (271776356250).

Almost surely, 2^{21000201332110} is an apocalyptic number.

21000201332110 is an abundant number, since it is smaller than the sum of its proper divisors (31180859067890).

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

21000201332110 is a wasteful number, since it uses less digits than its factorization.

21000201332110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892312 (or 3892287 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21000201332110 its reverse (1123310200012), we get a palindrome (22123511532122).

The spelling of 21000201332110 in words is "twenty-one trillion, two hundred one million, three hundred thirty-two thousand, one hundred ten".