4121221434 has 16 divisors (see below), whose sum is σ = 8991756000. Its totient is φ = 1248854960.

The previous prime is 4121221409. The next prime is 4121221453. The reversal of 4121221434 is 4341221214.

It is a super-2 number, since 2×4121221434² = 33968932216122032712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31221309 + ... + 31221440.

It is an arithmetic number, because the mean of its divisors is an integer number (561984750).

Almost surely, 2^4121221434 is an apocalyptic number.

4121221434 is an abundant number, since it is smaller than the sum of its proper divisors (4870534566).

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

4121221434 is a wasteful number, since it uses less digits than its factorization.

4121221434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62442765.

The product of its digits is 1536, while the sum is 24.

The square root of 4121221434 is about 64196.7400574204. The cubic root of 4121221434 is about 1603.2773232720.

Adding to 4121221434 its reverse (4341221214), we get a palindrome (8462442648).

The spelling of 4121221434 in words is "four billion, one hundred twenty-one million, two hundred twenty-one thousand, four hundred thirty-four".