21033301132101 has 16 divisors (see below), whose sum is σ = 28054596193344. Its totient is φ = 14017103912064.

The previous prime is 21033301132091. The next prime is 21033301132111. The reversal of 21033301132101 is 10123110333012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (21033301132091) and next prime (21033301132111).

It is not a de Polignac number, because 21033301132101 - 2¹⁵ = 21033301099333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21033301132111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210192586 + ... + 210292628.

It is an arithmetic number, because the mean of its divisors is an integer number (1753412262084).

Almost surely, 2^{21033301132101} is an apocalyptic number.

It is an amenable number.

21033301132101 is a deficient number, since it is larger than the sum of its proper divisors (7021295061243).

21033301132101 is a wasteful number, since it uses less digits than its factorization.

21033301132101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124820.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 21033301132101 its reverse (10123110333012), we get a palindrome (31156411465113).

The spelling of 21033301132101 in words is "twenty-one trillion, thirty-three billion, three hundred one million, one hundred thirty-two thousand, one hundred one".