451132001222 has 64 divisors (see below), whose sum is σ = 836650805760. Its totient is φ = 178115500800.

The previous prime is 451132001213. The next prime is 451132001233. The reversal of 451132001222 is 222100231154.

It is a congruent number.

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, 3280772 + ... + 3415512.

It is an arithmetic number, because the mean of its divisors is an integer number (13072668840).

Almost surely, 2^451132001222 is an apocalyptic number.

451132001222 is a deficient number, since it is larger than the sum of its proper divisors (385518804538).

451132001222 is a wasteful number, since it uses less digits than its factorization.

451132001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135117.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 451132001222 its reverse (222100231154), we get a palindrome (673232232376).

The spelling of 451132001222 in words is "four hundred fifty-one billion, one hundred thirty-two million, one thousand, two hundred twenty-two".