34400421203 has 16 divisors (see below), whose sum is σ = 35271477216. Its totient is φ = 33538252800.

The previous prime is 34400421197. The next prime is 34400421229. The reversal of 34400421203 is 30212400443.

It is a cyclic number.

It is not a de Polignac number, because 34400421203 - 2²⁶ = 34333312339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34400421703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6031253 + ... + 6036953.

It is an arithmetic number, because the mean of its divisors is an integer number (2204467326).

Almost surely, 2^34400421203 is an apocalyptic number.

34400421203 is a deficient number, since it is larger than the sum of its proper divisors (871056013).

34400421203 is a wasteful number, since it uses less digits than its factorization.

34400421203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 34400421203 its reverse (30212400443), we get a palindrome (64612821646).

The spelling of 34400421203 in words is "thirty-four billion, four hundred million, four hundred twenty-one thousand, two hundred three".