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200011011131 = 31103103160757
BaseRepresentation
bin1011101001000110010…
…1011101010000111011
3201010021010000002221002
42322101211131100323
511234110304324011
6231514522035215
720310313354301
oct2722145352073
9633233002832
10200011011131
1177908002008
123291b348b0b
1315b266a6039
14997574a271
1553093ebc3b
hex2e9195d43b

200011011131 has 16 divisors (see below), whose sum is σ = 208673107968. Its totient is φ = 191490760800.

The previous prime is 200011011103. The next prime is 200011011173. The reversal of 200011011131 is 131110110002.

It is a happy number.

It is not a de Polignac number, because 200011011131 - 214 = 200010994747 is a prime.

It is a super-2 number, since 2×2000110111312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200011013131) 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, 3261605 + ... + 3322361.

It is an arithmetic number, because the mean of its divisors is an integer number (13042069248).

Almost surely, 2200011011131 is an apocalyptic number.

200011011131 is a deficient number, since it is larger than the sum of its proper divisors (8662096837).

200011011131 is a wasteful number, since it uses less digits than its factorization.

200011011131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61922.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 200011011131 its reverse (131110110002), we get a palindrome (331121121133).

The spelling of 200011011131 in words is "two hundred billion, eleven million, eleven thousand, one hundred thirty-one".

Divisors: 1 31 103 1031 3193 31961 60757 106193 1883467 3291983 6257971 62640467 193997101 1941854477 6451968101 200011011131