121012021102230 has 128 divisors (see below), whose sum is σ = 338808748147200. Its totient is φ = 30692086330752.

The previous prime is 121012021102223. The next prime is 121012021102303. The reversal of 121012021102230 is 32201120210121.

121012021102230 is a `hidden beast` number, since 1 + 210 + 1 + 20 + 211 + 0 + 223 + 0 = 666.

It is a super-2 number, since 2×121012021102230² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114810612 + ... + 115859831.

It is an arithmetic number, because the mean of its divisors is an integer number (2646943344900).

Almost surely, 2^{121012021102230} is an apocalyptic number.

121012021102230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121012021102230 is an abundant number, since it is smaller than the sum of its proper divisors (217796727044970).

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

121012021102230 is a wasteful number, since it uses less digits than its factorization.

121012021102230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230670555 (or 230670549 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 121012021102230 its reverse (32201120210121), we get a palindrome (153213141312351).

The spelling of 121012021102230 in words is "one hundred twenty-one trillion, twelve billion, twenty-one million, one hundred two thousand, two hundred thirty".