30303214120443 has 32 divisors (see below), whose sum is σ = 45269701339392. Its totient is φ = 17868815395200.

The previous prime is 30303214120391. The next prime is 30303214120447. The reversal of 30303214120443 is 34402141230303.

It is a happy number.

It is not a de Polignac number, because 30303214120443 - 2⁸ = 30303214120187 is a prime.

It is a super-2 number, since 2×30303214120443² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30303214120443.

It is not an unprimeable number, because it can be changed into a prime (30303214120447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59245905 + ... + 59755197.

It is an arithmetic number, because the mean of its divisors is an integer number (1414678166856).

Almost surely, 2^{30303214120443} is an apocalyptic number.

30303214120443 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

30303214120443 is a deficient number, since it is larger than the sum of its proper divisors (14966487218949).

30303214120443 is a wasteful number, since it uses less digits than its factorization.

30303214120443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558075.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 30303214120443 its reverse (34402141230303), we get a palindrome (64705355350746).

The spelling of 30303214120443 in words is "thirty trillion, three hundred three billion, two hundred fourteen million, one hundred twenty thousand, four hundred forty-three".