113121001212010 has 32 divisors (see below), whose sum is σ = 222186193038144. Its totient is φ = 41124227760000.

The previous prime is 113121001211861. The next prime is 113121001212019. The reversal of 113121001212010 is 10212100121311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (113121001212019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133096611 + ... + 133943830.

It is an arithmetic number, because the mean of its divisors is an integer number (6943318532442).

Almost surely, 2^{113121001212010} is an apocalyptic number.

113121001212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113121001212010 is a deficient number, since it is larger than the sum of its proper divisors (109065191826134).

113121001212010 is a wasteful number, since it uses less digits than its factorization.

113121001212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267044310.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 113121001212010 its reverse (10212100121311), we get a palindrome (123333101333321).

The spelling of 113121001212010 in words is "one hundred thirteen trillion, one hundred twenty-one billion, one million, two hundred twelve thousand, ten".