321213022030 has 32 divisors (see below), whose sum is σ = 585338267808. Its totient is φ = 126896246400.

The previous prime is 321213021979. The next prime is 321213022043. The reversal of 321213022030 is 30220312123.

It is a junction number, because it is equal to n+sod(n) for n = 321213021989 and 321213022007.

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, 2579400 + ... + 2701060.

It is an arithmetic number, because the mean of its divisors is an integer number (18291820869).

Almost surely, 2^321213022030 is an apocalyptic number.

321213022030 is a deficient number, since it is larger than the sum of its proper divisors (264125245778).

321213022030 is a wasteful number, since it uses less digits than its factorization.

321213022030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124932.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 321213022030 its reverse (30220312123), we get a palindrome (351433334153).

The spelling of 321213022030 in words is "three hundred twenty-one billion, two hundred thirteen million, twenty-two thousand, thirty".