321220003424122 has 64 divisors (see below), whose sum is σ = 559384654752000. Its totient is φ = 136721064775680.

The previous prime is 321220003424113. The next prime is 321220003424161. The reversal of 321220003424122 is 221424300022123.

It is a super-2 number, since 2×321220003424122² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1244943558 + ... + 1245201550.

It is an arithmetic number, because the mean of its divisors is an integer number (8740385230500).

Almost surely, 2^{321220003424122} is an apocalyptic number.

321220003424122 is a deficient number, since it is larger than the sum of its proper divisors (238164651327878).

321220003424122 is a wasteful number, since it uses less digits than its factorization.

321220003424122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274951.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 321220003424122 its reverse (221424300022123), we get a palindrome (542644303446245).

The spelling of 321220003424122 in words is "three hundred twenty-one trillion, two hundred twenty billion, three million, four hundred twenty-four thousand, one hundred twenty-two".