120221122100012 has 72 divisors (see below), whose sum is σ = 222668534088000. Its totient is φ = 56786519432160.

The previous prime is 120221122099979. The next prime is 120221122100041. The reversal of 120221122100012 is 210001221122021.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1010788187 + ... + 1010907117.

It is an arithmetic number, because the mean of its divisors is an integer number (3092618529000).

Almost surely, 2^{120221122100012} is an apocalyptic number.

It is an amenable number.

120221122100012 is a deficient number, since it is larger than the sum of its proper divisors (102447411987988).

120221122100012 is a wasteful number, since it uses less digits than its factorization.

120221122100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120939 (or 120918 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120221122100012 its reverse (210001221122021), we get a palindrome (330222343222033).

The spelling of 120221122100012 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred thousand, twelve".