121103333010 has 64 divisors (see below), whose sum is σ = 352300613760. Its totient is φ = 29358383040.

The previous prime is 121103332963. The next prime is 121103333017. The reversal of 121103333010 is 10333301121.

It is a happy number.

121103333010 is a `hidden beast` number, since 1 + 21 + 10 + 333 + 301 + 0 = 666.

It is a super-2 number, since 2×121103333010² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121103333017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20384797 + ... + 20390736.

It is an arithmetic number, because the mean of its divisors is an integer number (5504697090).

Almost surely, 2^121103333010 is an apocalyptic number.

121103333010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121103333010 is an abundant number, since it is smaller than the sum of its proper divisors (231197280750).

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

121103333010 is a wasteful number, since it uses less digits than its factorization.

121103333010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40775560 (or 40775554 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 121103333010 its reverse (10333301121), we get a palindrome (131436634131).

The spelling of 121103333010 in words is "one hundred twenty-one billion, one hundred three million, three hundred thirty-three thousand, ten".