121434434334 has 16 divisors (see below), whose sum is σ = 269854298640. Its totient is φ = 40478144760.

The previous prime is 121434434287. The next prime is 121434434339. The reversal of 121434434334 is 433434434121.

121434434334 is a `hidden beast` number, since 1 + 2 + 143 + 443 + 43 + 34 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121434434339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124392857 + ... + 1124392964.

It is an arithmetic number, because the mean of its divisors is an integer number (16865893665).

Almost surely, 2^121434434334 is an apocalyptic number.

121434434334 is an abundant number, since it is smaller than the sum of its proper divisors (148419864306).

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

121434434334 is a wasteful number, since it uses less digits than its factorization.

121434434334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248785832 (or 2248785826 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

Adding to 121434434334 its reverse (433434434121), we get a palindrome (554868868455).

The spelling of 121434434334 in words is "one hundred twenty-one billion, four hundred thirty-four million, four hundred thirty-four thousand, three hundred thirty-four".