30551101110197 has 2 divisors, whose sum is σ = 30551101110198. Its totient is φ = 30551101110196.

The previous prime is 30551101110193. The next prime is 30551101110227. The reversal of 30551101110197 is 79101110115503.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24305945171236 + 6245155938961 = 4930106^2 + 2499031^2 .

It is a cyclic number.

It is not a de Polignac number, because 30551101110197 - 2² = 30551101110193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30551101110193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15275550555098 + 15275550555099.

It is an arithmetic number, because the mean of its divisors is an integer number (15275550555099).

Almost surely, 2^{30551101110197} is an apocalyptic number.

It is an amenable number.

30551101110197 is a deficient number, since it is larger than the sum of its proper divisors (1).

30551101110197 is an equidigital number, since it uses as much as digits as its factorization.

30551101110197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4725, while the sum is 35.

The spelling of 30551101110197 in words is "thirty trillion, five hundred fifty-one billion, one hundred one million, one hundred ten thousand, one hundred ninety-seven".