121020113040212 has 24 divisors (see below), whose sum is σ = 224834821263360. Its totient is φ = 56800375873920.

The previous prime is 121020113040149. The next prime is 121020113040223. The reversal of 121020113040212 is 212040311020121.

It is a super-3 number, since 3×121020113040212³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2347873364 + ... + 2347924907.

It is an arithmetic number, because the mean of its divisors is an integer number (9368117552640).

Almost surely, 2^{121020113040212} is an apocalyptic number.

It is an amenable number.

121020113040212 is a deficient number, since it is larger than the sum of its proper divisors (103814708223148).

121020113040212 is a wasteful number, since it uses less digits than its factorization.

121020113040212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4695798671 (or 4695798669 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121020113040212 its reverse (212040311020121), we get a palindrome (333060424060333).

The spelling of 121020113040212 in words is "one hundred twenty-one trillion, twenty billion, one hundred thirteen million, forty thousand, two hundred twelve".