321122112130 has 32 divisors (see below), whose sum is σ = 587051406144. Its totient is φ = 126452761536.

The previous prime is 321122112109. The next prime is 321122112137. The reversal of 321122112130 is 31211221123.

It is a junction number, because it is equal to n+sod(n) for n = 321122112098 and 321122112107.

It is not an unprimeable number, because it can be changed into a prime (321122112137) 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, 448669 + ... + 918448.

It is an arithmetic number, because the mean of its divisors is an integer number (18345356442).

Almost surely, 2^321122112130 is an apocalyptic number.

321122112130 is a deficient number, since it is larger than the sum of its proper divisors (265929294014).

321122112130 is a wasteful number, since it uses less digits than its factorization.

321122112130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367490.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 321122112130 its reverse (31211221123), we get a palindrome (352333333253).

The spelling of 321122112130 in words is "three hundred twenty-one billion, one hundred twenty-two million, one hundred twelve thousand, one hundred thirty".