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30203224201 = 192127658783
BaseRepresentation
bin11100001000010000…
…001010000010001001
32212221220200202120101
4130020100022002021
5443324011133301
621513011525401
72116315112143
oct341020120211
985856622511
1030203224201
1111899a29417
125a2abb9861
132b0450aac7
141667429c93
15bbb8bd701
hex70840a089

30203224201 has 12 divisors (see below), whose sum is σ = 32127578112. Its totient is φ = 28388233944.

The previous prime is 30203224189. The next prime is 30203224211. The reversal of 30203224201 is 10242230203.

It is not a de Polignac number, because 30203224201 - 25 = 30203224169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (30203224211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283545 + ... + 375238.

It is an arithmetic number, because the mean of its divisors is an integer number (2677298176).

Almost surely, 230203224201 is an apocalyptic number.

It is an amenable number.

30203224201 is a deficient number, since it is larger than the sum of its proper divisors (1924353911).

30203224201 is a wasteful number, since it uses less digits than its factorization.

30203224201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658948 (or 658929 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 30203224201 its reverse (10242230203), we get a palindrome (40445454404).

The spelling of 30203224201 in words is "thirty billion, two hundred three million, two hundred twenty-four thousand, two hundred one".

Divisors: 1 19 127 361 2413 45847 658783 12516877 83665441 237820663 1589643379 30203224201