1321011210230 has 32 divisors (see below), whose sum is σ = 2486257244928. Its totient is φ = 504400943200.

The previous prime is 1321011210229. The next prime is 1321011210293. The reversal of 1321011210230 is 320121101231.

It is a junction number, because it is equal to n+sod(n) for n = 1321011210199 and 1321011210208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5735876 + ... + 5961735.

It is an arithmetic number, because the mean of its divisors is an integer number (77695538904).

Almost surely, 2^{1321011210230} is an apocalyptic number.

1321011210230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321011210230 is a deficient number, since it is larger than the sum of its proper divisors (1165246034698).

1321011210230 is a wasteful number, since it uses less digits than its factorization.

1321011210230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11698132.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1321011210230 its reverse (320121101231), we get a palindrome (1641132311461).

The spelling of 1321011210230 in words is "one trillion, three hundred twenty-one billion, eleven million, two hundred ten thousand, two hundred thirty".