30111011100061 has 2 divisors, whose sum is σ = 30111011100062. Its totient is φ = 30111011100060.

The previous prime is 30111011100029. The next prime is 30111011100067. The reversal of 30111011100061 is 16000111011103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15321987177561 + 14789023922500 = 3914331^2 + 3845650^2 .

It is a cyclic number.

It is not a de Polignac number, because 30111011100061 - 2⁵ = 30111011100029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30111011100067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15055505550030 + 15055505550031.

It is an arithmetic number, because the mean of its divisors is an integer number (15055505550031).

Almost surely, 2^{30111011100061} is an apocalyptic number.

It is an amenable number.

30111011100061 is a deficient number, since it is larger than the sum of its proper divisors (1).

30111011100061 is an equidigital number, since it uses as much as digits as its factorization.

30111011100061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 30111011100061 its reverse (16000111011103), we get a palindrome (46111122111164).

The spelling of 30111011100061 in words is "thirty trillion, one hundred eleven billion, eleven million, one hundred thousand, sixty-one".