30343340221402 has 16 divisors (see below), whose sum is σ = 49940998276680. Its totient is φ = 13740380476992.

The previous prime is 30343340221399. The next prime is 30343340221409. The reversal of 30343340221402 is 20412204334303.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16852330415281 + 13491009806121 = 4105159^2 + 3673011^2 .

It is not an unprimeable number, because it can be changed into a prime (30343340221409) 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, 11009918877 + ... + 11009921632.

Almost surely, 2^{30343340221402} is an apocalyptic number.

30343340221402 is a deficient number, since it is larger than the sum of its proper divisors (19597658055278).

30343340221402 is a wasteful number, since it uses less digits than its factorization.

30343340221402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22019840577.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 30343340221402 its reverse (20412204334303), we get a palindrome (50755544555705).

The spelling of 30343340221402 in words is "thirty trillion, three hundred forty-three billion, three hundred forty million, two hundred twenty-one thousand, four hundred two".