120100020122122 has 16 divisors (see below), whose sum is σ = 189632838821760. Its totient is φ = 56889114784992.

The previous prime is 120100020122111. The next prime is 120100020122129. The reversal of 120100020122122 is 221221020001021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120100020122096 and 120100020122105.

It is not an unprimeable number, because it can be changed into a prime (120100020122129) 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, 4243858 + ... + 16068925.

It is an arithmetic number, because the mean of its divisors is an integer number (11852052426360).

Almost surely, 2^{120100020122122} is an apocalyptic number.

120100020122122 is a deficient number, since it is larger than the sum of its proper divisors (69532818699638).

120100020122122 is a wasteful number, since it uses less digits than its factorization.

120100020122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20468397.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120100020122122 its reverse (221221020001021), we get a palindrome (341321040123143).

The spelling of 120100020122122 in words is "one hundred twenty trillion, one hundred billion, twenty million, one hundred twenty-two thousand, one hundred twenty-two".