120221100222002 has 16 divisors (see below), whose sum is σ = 194221400123520. Its totient is φ = 55481494675152.

The previous prime is 120221100221909. The next prime is 120221100222007. The reversal of 120221100222002 is 200222001122021.

It is a happy number.

It is a super-2 number, since 2×120221100222002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120221100222007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215005658 + ... + 215564085.

It is an arithmetic number, because the mean of its divisors is an integer number (12138837507720).

Almost surely, 2^{120221100222002} is an apocalyptic number.

120221100222002 is a deficient number, since it is larger than the sum of its proper divisors (74000299901518).

120221100222002 is a wasteful number, since it uses less digits than its factorization.

120221100222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430580497.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 120221100222002 its reverse (200222001122021), we get a palindrome (320443101344023).

The spelling of 120221100222002 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred million, two hundred twenty-two thousand, two".