21500141334201 has 24 divisors (see below), whose sum is σ = 31588310594880. Its totient is φ = 14088854656800.

The previous prime is 21500141334127. The next prime is 21500141334307. The reversal of 21500141334201 is 10243314100512.

21500141334201 is a `hidden beast` number, since 2 + 1 + 500 + 1 + 4 + 133 + 4 + 20 + 1 = 666.

It is not a de Polignac number, because 21500141334201 - 2³⁷ = 21362702380729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21500141334101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50614086 + ... + 51037103.

It is an arithmetic number, because the mean of its divisors is an integer number (1316179608120).

Almost surely, 2^{21500141334201} is an apocalyptic number.

It is an amenable number.

21500141334201 is a deficient number, since it is larger than the sum of its proper divisors (10088169260679).

21500141334201 is a wasteful number, since it uses less digits than its factorization.

21500141334201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101651597 (or 101651594 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 21500141334201 its reverse (10243314100512), we get a palindrome (31743455434713).

The spelling of 21500141334201 in words is "twenty-one trillion, five hundred billion, one hundred forty-one million, three hundred thirty-four thousand, two hundred one".