121321031210130 has 16 divisors (see below), whose sum is σ = 291170474904384. Its totient is φ = 32352274989360.

The previous prime is 121321031210129. The next prime is 121321031210173. The reversal of 121321031210130 is 31012130123121.

It is a super-2 number, since 2×121321031210130² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121321031210097 and 121321031210106.

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, 2022017186806 + ... + 2022017186865.

It is an arithmetic number, because the mean of its divisors is an integer number (18198154681524).

Almost surely, 2^{121321031210130} is an apocalyptic number.

121321031210130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121321031210130 is an abundant number, since it is smaller than the sum of its proper divisors (169849443694254).

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

121321031210130 is a wasteful number, since it uses less digits than its factorization.

121321031210130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044034373681.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 121321031210130 its reverse (31012130123121), we get a palindrome (152333161333251).

The spelling of 121321031210130 in words is "one hundred twenty-one trillion, three hundred twenty-one billion, thirty-one million, two hundred ten thousand, one hundred thirty".