34303451021 has 24 divisors (see below), whose sum is σ = 40615153920. Its totient is φ = 28882762272.

The previous prime is 34303450981. The next prime is 34303451023. The reversal of 34303451021 is 12015430343.

It is not a de Polignac number, because 34303451021 - 2³⁴ = 17123581837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34303451023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 740096 + ... + 785078.

It is an arithmetic number, because the mean of its divisors is an integer number (1692298080).

Almost surely, 2^34303451021 is an apocalyptic number.

It is an amenable number.

34303451021 is a deficient number, since it is larger than the sum of its proper divisors (6311702899).

34303451021 is a wasteful number, since it uses less digits than its factorization.

34303451021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45273 (or 45266 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 34303451021 its reverse (12015430343), we get a palindrome (46318881364).

The spelling of 34303451021 in words is "thirty-four billion, three hundred three million, four hundred fifty-one thousand, twenty-one".