321112022012002 has 16 divisors (see below), whose sum is σ = 519844625008632. Its totient is φ = 147884061525120.

The previous prime is 321112022011939. The next prime is 321112022012021. The reversal of 321112022012002 is 200210220211123.

It can be written as a sum of positive squares in 4 ways, for example, as 137113350430681 + 183998671581321 = 11709541^2 + 13564611^2 .

It is a super-2 number, since 2×321112022012002² (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 7 ways as a sum of consecutive naturals, for example, 13395283443 + ... + 13395307414.

Almost surely, 2^{321112022012002} is an apocalyptic number.

321112022012002 is a deficient number, since it is larger than the sum of its proper divisors (198732602996630).

321112022012002 is a wasteful number, since it uses less digits than its factorization.

321112022012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26790591333.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 321112022012002 its reverse (200210220211123), we get a palindrome (521322242223125).

The spelling of 321112022012002 in words is "three hundred twenty-one trillion, one hundred twelve billion, twenty-two million, twelve thousand, two".