30234214303561 has 4 divisors (see below), whose sum is σ = 30234528688000. Its totient is φ = 30233899919124.

The previous prime is 30234214303547. The next prime is 30234214303591. The reversal of 30234214303561 is 16530341243203.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30234214303561 - 2²¹ = 30234212206409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30234214303561.

It is not an unprimeable number, because it can be changed into a prime (30234214303591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157047921 + ... + 157240318.

It is an arithmetic number, because the mean of its divisors is an integer number (7558632172000).

Almost surely, 2^{30234214303561} is an apocalyptic number.

It is an amenable number.

30234214303561 is a deficient number, since it is larger than the sum of its proper divisors (314384439).

30234214303561 is an equidigital number, since it uses as much as digits as its factorization.

30234214303561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314384438.

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 30234214303561 its reverse (16530341243203), we get a palindrome (46764555546764).

The spelling of 30234214303561 in words is "thirty trillion, two hundred thirty-four billion, two hundred fourteen million, three hundred three thousand, five hundred sixty-one".