121023113021112 has 32 divisors (see below), whose sum is σ = 303347750676480. Its totient is φ = 40235708590560.

The previous prime is 121023113021101. The next prime is 121023113021123. The reversal of 121023113021112 is 211120311320121.

It is an interprime number because it is at equal distance from previous prime (121023113021101) and next prime (121023113021123).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6583058314 + ... + 6583076697.

It is an arithmetic number, because the mean of its divisors is an integer number (9479617208640).

Almost surely, 2^{121023113021112} is an apocalyptic number.

121023113021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121023113021112 is an abundant number, since it is smaller than the sum of its proper divisors (182324637655368).

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

121023113021112 is a wasteful number, since it uses less digits than its factorization.

121023113021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13166135403 (or 13166135399 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 121023113021112 its reverse (211120311320121), we get a palindrome (332143424341233).

The spelling of 121023113021112 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred thirteen million, twenty-one thousand, one hundred twelve".