120221122111012 has 48 divisors (see below), whose sum is σ = 227332254240000. Its totient is φ = 55300316019840.

The previous prime is 120221122111009. The next prime is 120221122111037. The reversal of 120221122111012 is 210111221122021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30651489 + ... + 34350487.

It is an arithmetic number, because the mean of its divisors is an integer number (4736088630000).

Almost surely, 2^{120221122111012} is an apocalyptic number.

It is an amenable number.

120221122111012 is a deficient number, since it is larger than the sum of its proper divisors (107111132128988).

120221122111012 is a wasteful number, since it uses less digits than its factorization.

120221122111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701116 (or 3701114 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120221122111012 its reverse (210111221122021), we get a palindrome (330332343233033).

The spelling of 120221122111012 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred eleven thousand, twelve".