120121120112010 has 16 divisors (see below), whose sum is σ = 288290688268896. Its totient is φ = 32032298696528.

The previous prime is 120121120112003. The next prime is 120121120112083. The reversal of 120121120112010 is 10211021121021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 2002018668504 + ... + 2002018668563.

It is an arithmetic number, because the mean of its divisors is an integer number (18018168016806).

Almost surely, 2^{120121120112010} is an apocalyptic number.

120121120112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120121120112010 is an abundant number, since it is smaller than the sum of its proper divisors (168169568156886).

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

120121120112010 is a wasteful number, since it uses less digits than its factorization.

120121120112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004037337077.

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

Adding to 120121120112010 its reverse (10211021121021), we get a palindrome (130332141233031).

The spelling of 120121120112010 in words is "one hundred twenty trillion, one hundred twenty-one billion, one hundred twenty million, one hundred twelve thousand, ten".