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202430322001 = 4319938516143
BaseRepresentation
bin1011110010000111001…
…0011001010101010001
3201100111201100211112101
42330201302121111101
511304034130301001
6232554544200401
720424261226615
oct2744162312521
9640451324471
10202430322001
1178939704086
1233295609101
131612099352b
149b24b95345
1553eb9d9a01
hex2f21c99551

202430322001 has 16 divisors (see below), whose sum is σ = 208266854400. Its totient is φ = 196645957200.

The previous prime is 202430321993. The next prime is 202430322037. The reversal of 202430322001 is 100223034202.

It is a cyclic number.

It is not a de Polignac number, because 202430322001 - 23 = 202430321993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202430322001.

It is not an unprimeable number, because it can be changed into a prime (202430322071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32949936 + ... + 32956078.

It is an arithmetic number, because the mean of its divisors is an integer number (13016678400).

Almost surely, 2202430322001 is an apocalyptic number.

It is an amenable number.

202430322001 is a deficient number, since it is larger than the sum of its proper divisors (5836532399).

202430322001 is a wasteful number, since it uses less digits than its factorization.

202430322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236.

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

Adding to 202430322001 its reverse (100223034202), we get a palindrome (302653356203).

The spelling of 202430322001 in words is "two hundred two billion, four hundred thirty million, three hundred twenty-two thousand, one".

Divisors: 1 43 199 3851 6143 8557 165593 264149 766349 1222457 23656693 32953007 52565651 1017237799 4707681907 202430322001