120111110221002 has 32 divisors (see below), whose sum is σ = 241873360200000. Its totient is φ = 39761933248128.

The previous prime is 120111110221001. The next prime is 120111110221013. The reversal of 120111110221002 is 200122011111021.

It is a happy number.

It is a super-2 number, since 2×120111110221002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120111110221001) 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, 5247252 + ... + 16363247.

It is an arithmetic number, because the mean of its divisors is an integer number (7558542506250).

Almost surely, 2^{120111110221002} is an apocalyptic number.

120111110221002 is an abundant number, since it is smaller than the sum of its proper divisors (121762249978998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120111110221002 is a wasteful number, since it uses less digits than its factorization.

120111110221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21616870.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120111110221002 its reverse (200122011111021), we get a palindrome (320233121332023).

The spelling of 120111110221002 in words is "one hundred twenty trillion, one hundred eleven billion, one hundred ten million, two hundred twenty-one thousand, two".