121123033010 has 64 divisors (see below), whose sum is σ = 251269993728. Its totient is φ = 41178153984.

The previous prime is 121123032991. The next prime is 121123033013. The reversal of 121123033010 is 10330321121.

It is a self number, because there is not a number n which added to its sum of digits gives 121123033010.

It is not an unprimeable number, because it can be changed into a prime (121123033013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9075062 + ... + 9088398.

It is an arithmetic number, because the mean of its divisors is an integer number (3926093652).

Almost surely, 2^121123033010 is an apocalyptic number.

121123033010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121123033010 is an abundant number, since it is smaller than the sum of its proper divisors (130146960718).

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

121123033010 is a wasteful number, since it uses less digits than its factorization.

121123033010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14435.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 121123033010 its reverse (10330321121), we get a palindrome (131453354131).

The spelling of 121123033010 in words is "one hundred twenty-one billion, one hundred twenty-three million, thirty-three thousand, ten".