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200211132031 = 29731814011303
BaseRepresentation
bin1011101001110110000…
…0110110111001111111
3201010210001120022012021
42322131200312321333
511240013022211111
6231550431221011
720315263354201
oct2723540667177
9633701508167
10200211132031
11779aaa67889
1232976377767
1315b58ca3381
149994160771
15531bc7bd71
hex2e9d836e7f

200211132031 has 32 divisors (see below), whose sum is σ = 211801000320. Its totient is φ = 188987904000.

The previous prime is 200211131983. The next prime is 200211132047. The reversal of 200211132031 is 130231112002.

It is a cyclic number.

It is not a de Polignac number, because 200211132031 - 217 = 200211000959 is a prime.

It is a super-2 number, since 2×2002111320312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200211131996 and 200211132014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200211132071) 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, 153653326 + ... + 153654628.

It is an arithmetic number, because the mean of its divisors is an integer number (6618781260).

Almost surely, 2200211132031 is an apocalyptic number.

200211132031 is a deficient number, since it is larger than the sum of its proper divisors (11589868289).

200211132031 is a wasteful number, since it uses less digits than its factorization.

200211132031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 200211132031 its reverse (130231112002), we get a palindrome (330442244033).

The spelling of 200211132031 in words is "two hundred billion, two hundred eleven million, one hundred thirty-two thousand, thirty-one".

Divisors: 1 29 73 181 401 1303 2117 5249 11629 13213 29273 37787 72581 95119 235843 383177 522503 848917 2104849 2758451 5298413 6839447 15152587 17216539 38142719 94573043 153653977 499279631 1106138851 2742618247 6903832139 200211132031