121233012120112 has 20 divisors (see below), whose sum is σ = 237862238972320. Its totient is φ = 59849208514368.

The previous prime is 121233012120109. The next prime is 121233012120131. The reversal of 121233012120112 is 211021210332121.

It is a happy number.

It is a super-2 number, since 2×121233012120112² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47956095303 + ... + 47956097830.

It is an arithmetic number, because the mean of its divisors is an integer number (11893111948616).

Almost surely, 2^{121233012120112} is an apocalyptic number.

It is an amenable number.

121233012120112 is a deficient number, since it is larger than the sum of its proper divisors (116629226852208).

121233012120112 is an equidigital number, since it uses as much as digits as its factorization.

121233012120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95912193220 (or 95912193214 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 121233012120112 its reverse (211021210332121), we get a palindrome (332254222452233).

The spelling of 121233012120112 in words is "one hundred twenty-one trillion, two hundred thirty-three billion, twelve million, one hundred twenty thousand, one hundred twelve".