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30201111113 = 1031937192113
BaseRepresentation
bin11100001000001000…
…000110001001001001
32212221202201101221212
4130020020012021021
5443322441023423
621512454342505
72116261131425
oct341010061111
985852641855
1030201111113
1111898815868
125a2a35aa35
132b03c4b064
141667039b85
15bbb602578
hex708206249

30201111113 has 16 divisors (see below), whose sum is σ = 30709486080. Its totient is φ = 29697490944.

The previous prime is 30201111079. The next prime is 30201111197. The reversal of 30201111113 is 31111110203.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 30201111113 - 220 = 30200062537 is a prime.

It is a super-2 number, since 2×302011111132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30201111013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14291945 + ... + 14294057.

It is an arithmetic number, because the mean of its divisors is an integer number (1919342880).

Almost surely, 230201111113 is an apocalyptic number.

It is an amenable number.

30201111113 is a deficient number, since it is larger than the sum of its proper divisors (508374967).

30201111113 is a wasteful number, since it uses less digits than its factorization.

30201111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 30201111113 its reverse (31111110203), we get a palindrome (61312221316).

The spelling of 30201111113 in words is "thirty billion, two hundred one million, one hundred eleven thousand, one hundred thirteen".

Divisors: 1 103 193 719 2113 19879 74057 138767 217639 407809 1519247 14293001 42004327 156482441 293214671 30201111113