30020226234851 has 2 divisors, whose sum is σ = 30020226234852. Its totient is φ = 30020226234850.

The previous prime is 30020226234829. The next prime is 30020226234937. The reversal of 30020226234851 is 15843262202003.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30020226234851 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (30020226234811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15010113117425 + 15010113117426.

It is an arithmetic number, because the mean of its divisors is an integer number (15010113117426).

Almost surely, 2^{30020226234851} is an apocalyptic number.

30020226234851 is a deficient number, since it is larger than the sum of its proper divisors (1).

30020226234851 is an equidigital number, since it uses as much as digits as its factorization.

30020226234851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 30020226234851 its reverse (15843262202003), we get a palindrome (45863488436854).

The spelling of 30020226234851 in words is "thirty trillion, twenty billion, two hundred twenty-six million, two hundred thirty-four thousand, eight hundred fifty-one".