30018221992077 has 16 divisors (see below), whose sum is σ = 43673115650880. Its totient is φ = 18188592105600.

The previous prime is 30018221992067. The next prime is 30018221992091. The reversal of 30018221992077 is 77029912281003.

It is not a de Polignac number, because 30018221992077 - 2⁴ = 30018221992061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30018221992067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106599952 + ... + 106881177.

It is an arithmetic number, because the mean of its divisors is an integer number (2729569728180).

Almost surely, 2^{30018221992077} is an apocalyptic number.

It is an amenable number.

30018221992077 is a deficient number, since it is larger than the sum of its proper divisors (13654893658803).

30018221992077 is a wasteful number, since it uses less digits than its factorization.

30018221992077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213485404.

The product of its (nonzero) digits is 762048, while the sum is 51.

The spelling of 30018221992077 in words is "thirty trillion, eighteen billion, two hundred twenty-one million, nine hundred ninety-two thousand, seventy-seven".