121012134 has 8 divisors (see below), whose sum is σ = 242024280. Its totient is φ = 40337376.

The previous prime is 121012123. The next prime is 121012139. The reversal of 121012134 is 431210121.

It is a sphenic number, since it is the product of 3 distinct primes.

121012134 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121012139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10084339 + ... + 10084350.

It is an arithmetic number, because the mean of its divisors is an integer number (30253035).

Almost surely, 2^121012134 is an apocalyptic number.

121012134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121012134 is a wasteful number, since it uses less digits than its factorization.

121012134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20168694.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 121012134 is about 11000.5515316279. The cubic root of 121012134 is about 494.6252770574.

Adding to 121012134 its reverse (431210121), we get a palindrome (552222255).

It can be divided in two parts, 1210121 and 34, that multiplied together give a palindrome (41144114).

The spelling of 121012134 in words is "one hundred twenty-one million, twelve thousand, one hundred thirty-four".