1221413230322 has 16 divisors (see below), whose sum is σ = 1863214293600. Its totient is φ = 600342261120.

The previous prime is 1221413230307. The next prime is 1221413230339. The reversal of 1221413230322 is 2230323141221.

It is a junction number, because it is equal to n+sod(n) for n = 1221413230291 and 1221413230300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7096322 + ... + 7266402.

It is an arithmetic number, because the mean of its divisors is an integer number (116450893350).

Almost surely, 2^{1221413230322} is an apocalyptic number.

1221413230322 is a deficient number, since it is larger than the sum of its proper divisors (641801063278).

1221413230322 is a wasteful number, since it uses less digits than its factorization.

1221413230322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231001.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1221413230322 its reverse (2230323141221), we get a palindrome (3451736371543).

The spelling of 1221413230322 in words is "one trillion, two hundred twenty-one billion, four hundred thirteen million, two hundred thirty thousand, three hundred twenty-two".