120100220122 has 16 divisors (see below), whose sum is σ = 180638577000. Its totient is φ = 59887457280.

The previous prime is 120100220113. The next prime is 120100220153. The reversal of 120100220122 is 221022001021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 90732885961 + 29367334161 = 301219^2 + 171369^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2679754 + ... + 2724202.

Almost surely, 2^120100220122 is an apocalyptic number.

120100220122 is a deficient number, since it is larger than the sum of its proper divisors (60538356878).

120100220122 is a wasteful number, since it uses less digits than its factorization.

120100220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48081.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120100220122 its reverse (221022001021), we get a palindrome (341122221143).

The spelling of 120100220122 in words is "one hundred twenty billion, one hundred million, two hundred twenty thousand, one hundred twenty-two".