21152200432153 has 16 divisors (see below), whose sum is σ = 24307923377920. Its totient is φ = 18029975976000.

The previous prime is 21152200432081. The next prime is 21152200432177. The reversal of 21152200432153 is 35123400225112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 21152200432153 - 2¹⁷ = 21152200301081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21152200435153) 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, 100189003 + ... + 100399903.

It is an arithmetic number, because the mean of its divisors is an integer number (1519245211120).

Almost surely, 2^{21152200432153} is an apocalyptic number.

It is an amenable number.

21152200432153 is a deficient number, since it is larger than the sum of its proper divisors (3155722945767).

21152200432153 is a wasteful number, since it uses less digits than its factorization.

21152200432153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290248.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 21152200432153 its reverse (35123400225112), we get a palindrome (56275600657265).

The spelling of 21152200432153 in words is "twenty-one trillion, one hundred fifty-two billion, two hundred million, four hundred thirty-two thousand, one hundred fifty-three".