2130311221230 has 32 divisors (see below), whose sum is σ = 5335040277504. Its totient is φ = 543383731616.

The previous prime is 2130311221151. The next prime is 2130311221231. The reversal of 2130311221230 is 321221130312.

It is a junction number, because it is equal to n+sod(n) for n = 2130311221197 and 2130311221206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130311221231) 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, 1543703094 + ... + 1543704473.

It is an arithmetic number, because the mean of its divisors is an integer number (166720008672).

Almost surely, 2^{2130311221230} is an apocalyptic number.

2130311221230 is an abundant number, since it is smaller than the sum of its proper divisors (3204729056274).

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

2130311221230 is a wasteful number, since it uses less digits than its factorization.

2130311221230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087407600.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2130311221230 its reverse (321221130312), we get a palindrome (2451532351542).

The spelling of 2130311221230 in words is "two trillion, one hundred thirty billion, three hundred eleven million, two hundred twenty-one thousand, two hundred thirty".