61012300199 has 2 divisors, whose sum is σ = 61012300200. Its totient is φ = 61012300198.

The previous prime is 61012300061. The next prime is 61012300247. The reversal of 61012300199 is 99100321016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61012300199 - 2¹⁶ = 61012234663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61012300799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30506150099 + 30506150100.

It is an arithmetic number, because the mean of its divisors is an integer number (30506150100).

Almost surely, 2^61012300199 is an apocalyptic number.

61012300199 is a deficient number, since it is larger than the sum of its proper divisors (1).

61012300199 is an equidigital number, since it uses as much as digits as its factorization.

61012300199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 32.

The spelling of 61012300199 in words is "sixty-one billion, twelve million, three hundred thousand, one hundred ninety-nine".