121020113040310 has 16 divisors (see below), whose sum is σ = 237639494697552. Its totient is φ = 44007313832800.

The previous prime is 121020113040287. The next prime is 121020113040311. The reversal of 121020113040310 is 13040311020121.

It is a super-3 number, since 3×121020113040310³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121020113040311) 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 7 ways as a sum of consecutive naturals, for example, 550091422801 + ... + 550091423020.

It is an arithmetic number, because the mean of its divisors is an integer number (14852468418597).

Almost surely, 2^{121020113040310} is an apocalyptic number.

121020113040310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121020113040310 is a deficient number, since it is larger than the sum of its proper divisors (116619381657242).

121020113040310 is a wasteful number, since it uses less digits than its factorization.

121020113040310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100182845839.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121020113040310 its reverse (13040311020121), we get a palindrome (134060424060431).

The spelling of 121020113040310 in words is "one hundred twenty-one trillion, twenty billion, one hundred thirteen million, forty thousand, three hundred ten".