21301002011130 has 16 divisors (see below), whose sum is σ = 51122404826784. Its totient is φ = 5680267202960.

The previous prime is 21301002011087. The next prime is 21301002011147. The reversal of 21301002011130 is 3111020010312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 355016700156 + ... + 355016700215.

It is an arithmetic number, because the mean of its divisors is an integer number (3195150301674).

Almost surely, 2^{21301002011130} is an apocalyptic number.

21301002011130 is an abundant number, since it is smaller than the sum of its proper divisors (29821402815654).

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

21301002011130 is a wasteful number, since it uses less digits than its factorization.

21301002011130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710033400381.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 21301002011130 its reverse (3111020010312), we get a palindrome (24412022021442).

The spelling of 21301002011130 in words is "twenty-one trillion, three hundred one billion, two million, eleven thousand, one hundred thirty".