2221032321002 has 32 divisors (see below), whose sum is σ = 3638277864000. Its totient is φ = 1008488113920.

The previous prime is 2221032320987. The next prime is 2221032321007. The reversal of 2221032321002 is 2001232301222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2221032321007) 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, 93414788 + ... + 93438560.

It is an arithmetic number, because the mean of its divisors is an integer number (113696183250).

Almost surely, 2^{2221032321002} is an apocalyptic number.

2221032321002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2221032321002 is a deficient number, since it is larger than the sum of its proper divisors (1417245542998).

2221032321002 is a wasteful number, since it uses less digits than its factorization.

2221032321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28118.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2221032321002 its reverse (2001232301222), we get a palindrome (4222264622224).

The spelling of 2221032321002 in words is "two trillion, two hundred twenty-one billion, thirty-two million, three hundred twenty-one thousand, two".