121026112 has 28 divisors (see below), whose sum is σ = 246656860. Its totient is φ = 58876416.

The previous prime is 121026107. The next prime is 121026121. The reversal of 121026112 is 211620121.

It can be written as a sum of positive squares in 2 ways, for example, as 112869376 + 8156736 = 10624^2 + 2856^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23187 + ... + 27922.

Almost surely, 2^121026112 is an apocalyptic number.

It is an amenable number.

121026112 is an abundant number, since it is smaller than the sum of its proper divisors (125630748).

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

121026112 is an equidigital number, since it uses as much as digits as its factorization.

121026112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51158 (or 51148 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 121026112 is about 11001.1868450636. The cubic root of 121026112 is about 494.6443208940.

Adding to 121026112 its reverse (211620121), we get a palindrome (332646233).

The spelling of 121026112 in words is "one hundred twenty-one million, twenty-six thousand, one hundred twelve".