120100221122 has 16 divisors (see below), whose sum is σ = 206809354752. Its totient is φ = 51240708000.

The previous prime is 120100221121. The next prime is 120100221127. The reversal of 120100221122 is 221122001021.

It is a super-2 number, since 2×120100221122² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 120100221097 and 120100221106.

It is not an unprimeable number, because it can be changed into a prime (120100221121) 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, 19231379 + ... + 19237622.

It is an arithmetic number, because the mean of its divisors is an integer number (12925584672).

Almost surely, 2^120100221122 is an apocalyptic number.

120100221122 is a deficient number, since it is larger than the sum of its proper divisors (86709133630).

120100221122 is a wasteful number, since it uses less digits than its factorization.

120100221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38469233.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120100221122 its reverse (221122001021), we get a palindrome (341222222143).

The spelling of 120100221122 in words is "one hundred twenty billion, one hundred million, two hundred twenty-one thousand, one hundred twenty-two".