434102232021 has 32 divisors (see below), whose sum is σ = 617653693440. Its totient is φ = 270248998656.

The previous prime is 434102231999. The next prime is 434102232023. The reversal of 434102232021 is 120232201434.

It is a happy number.

It is not a de Polignac number, because 434102232021 - 2⁵ = 434102231989 is a prime.

It is a super-2 number, since 2×434102232021² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 434102231982 and 434102232000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434102232023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4612210 + ... + 4705388.

It is an arithmetic number, because the mean of its divisors is an integer number (19301677920).

Almost surely, 2^434102232021 is an apocalyptic number.

It is an amenable number.

434102232021 is a deficient number, since it is larger than the sum of its proper divisors (183551461419).

434102232021 is a wasteful number, since it uses less digits than its factorization.

434102232021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93913.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 434102232021 its reverse (120232201434), we get a palindrome (554334433455).

The spelling of 434102232021 in words is "four hundred thirty-four billion, one hundred two million, two hundred thirty-two thousand, twenty-one".