121120120010 has 32 divisors (see below), whose sum is σ = 226428721920. Its totient is φ = 46613545792.

The previous prime is 121120120001. The next prime is 121120120013. The reversal of 121120120010 is 10021021121.

It is a junction number, because it is equal to n+sod(n) for n = 121120119973 and 121120120000.

It is not an unprimeable number, because it can be changed into a prime (121120120013) 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, 2156189 + ... + 2211648.

It is an arithmetic number, because the mean of its divisors is an integer number (7075897560).

Almost surely, 2^121120120010 is an apocalyptic number.

121120120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120120010 is a deficient number, since it is larger than the sum of its proper divisors (105308601910).

121120120010 is a wasteful number, since it uses less digits than its factorization.

121120120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4367950.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121120120010 its reverse (10021021121), we get a palindrome (131141141131).

The spelling of 121120120010 in words is "one hundred twenty-one billion, one hundred twenty million, one hundred twenty thousand, ten".