21032135441130 has 32 divisors (see below), whose sum is σ = 55065954610368. Its totient is φ = 5098699500800.

The previous prime is 21032135441089. The next prime is 21032135441131. The reversal of 21032135441130 is 3114453123012.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (21032135441131) 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, 31866871551 + ... + 31866872210.

It is an arithmetic number, because the mean of its divisors is an integer number (1720811081574).

Almost surely, 2^{21032135441130} is an apocalyptic number.

21032135441130 is an abundant number, since it is smaller than the sum of its proper divisors (34033819169238).

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

21032135441130 is a wasteful number, since it uses less digits than its factorization.

21032135441130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63733743782.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 21032135441130 its reverse (3114453123012), we get a palindrome (24146588564142).

The spelling of 21032135441130 in words is "twenty-one trillion, thirty-two billion, one hundred thirty-five million, four hundred forty-one thousand, one hundred thirty".