121120010314212 has 144 divisors (see below), whose sum is σ = 363611840544960. Its totient is φ = 31080394614528.

The previous prime is 121120010314211. The next prime is 121120010314223. The reversal of 121120010314212 is 212413010021121.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (121120010314211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 213840262 + ... + 214405917.

Almost surely, 2^{121120010314212} is an apocalyptic number.

121120010314212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121120010314212 is an abundant number, since it is smaller than the sum of its proper divisors (242491830230748).

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

121120010314212 is a wasteful number, since it uses less digits than its factorization.

121120010314212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428246250 (or 428246241 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 121120010314212 its reverse (212413010021121), we get a palindrome (333533020335333).

The spelling of 121120010314212 in words is "one hundred twenty-one trillion, one hundred twenty billion, ten million, three hundred fourteen thousand, two hundred twelve".